About the Number

1245485280

1245485279 ← → 1245485281

2進数表記:1001010001111001001100011100000

漢数字表記:十二億四千五百四十八万五千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 13 1 × 17 1 × 59 1 × 199 1

素因数の和:306
約数の個数: 384
約数和(自身を含む): 4572288000
約数和(自身を除く): 3326802720

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 59, 60, 65, 68, 78, 80, 85, 96, 102, 104, 118, 120, 130, 136, 156, 160, 170, 177, 195, 199, 204, 208, 221, 236, 240, 255, 260, 272, 295, 312, 340, 354, 390, 398, 408, 416, 442, 472, 480, 510, 520, 544, 590, 597, 624, 663, 680, 708, 767, 780, 796, 816, 884, 885, 944, 995, 1003, 1020, 1040, 1105, 1180, 1194, 1248, 1326, 1360, 1416, 1534, 1560, 1592, 1632, 1768, 1770, 1888, 1990, 2006, 2040, 2080, 2210, 2301, 2360, 2388, 2587, 2652, 2720, 2832, 2985, 3009, 3068, 3120, 3184, 3315, 3383, 3536, 3540, 3835, 3980, 4012, 4080, 4420, 4602, 4720, 4776, 5015, 5174, 5304, 5664, 5970, 6018, 6136, 6240, 6368, 6630, 6766, 7072, 7080, 7670, 7761, 7960, 8024, 8160, 8840, 9204, 9440, 9552, 10030, 10149, 10348, 10608, 11505, 11741, 11940, 12036, 12272, 12935, 13039, 13260, 13532, 14160, 15045, 15340, 15522, 15920, 16048, 16915, 17680, 18408, 19104, 20060, 20298, 20696, 21216, 23010, 23482, 23880, 24072, 24544, 25870, 26078, 26520, 27064, 28320, 30090, 30680, 31044, 31840, 32096, 33830, 35223, 35360, 36816, 38805, 39117, 40120, 40596, 41392, 43979, 46020, 46964, 47760, 48144, 50745, 51740, 52156, 53040, 54128, 58705, 60180, 61360, 62088, 65195, 67660, 70446, 73632, 77610, 78234, 80240, 81192, 82784, 87958, 92040, 93928, 95520, 96288, 101490, 103480, 104312, 106080, 108256, 117410, 120360, 122720, 124176, 130390, 131937, 135320, 140892, 152633, 155220, 156468, 160480, 162384, 175916, 176115, 184080, 187856, 195585, 199597, 202980, 206960, 208624, 219895, 234820, 240720, 248352, 260780, 263874, 270640, 281784, 305266, 310440, 312936, 324768, 351832, 352230, 368160, 375712, 391170, 399194, 405960, 413920, 417248, 439790, 457899, 469640, 481440, 521560, 527748, 541280, 563568, 598791, 610532, 620880, 625872, 659685, 703664, 704460, 763165, 782340, 798388, 811920, 879580, 915798, 939280, 997985, 1043120, 1055496, 1127136, 1197582, 1221064, 1241760, 1251744, 1319370, 1407328, 1408920, 1526330, 1564680, 1596776, 1623840, 1759160, 1831596, 1878560, 1995970, 2086240, 2110992, 2289495, 2395164, 2442128, 2594761, 2638740, 2817840, 2993955, 3052660, 3129360, 3193552, 3518320, 3663192, 3991940, 4221984, 4578990, 4790328, 4884256, 5189522, 5277480, 5635680, 5987910, 6105320, 6258720, 6387104, 7036640, 7326384, 7784283, 7983880, 9157980, 9580656, 10379044, 10554960, 11975820, 12210640, 12973805, 14652768, 15568566, 15967760, 18315960, 19161312, 20758088, 21109920, 23951640, 24421280, 25947610, 31137132, 31935520, 36631920, 38921415, 41516176, 47903280, 51895220, 62274264, 73263840, 77842830, 83032352, 95806560, 103790440, 124548528, 155685660, 207580880, 249097056, 311371320, 415161760, 622742640, 1245485280]

約数ペア:
[(1, 1245485280), (2, 622742640), (3, 415161760), (4, 311371320), (5, 249097056), (6, 207580880), (8, 155685660), (10, 124548528), (12, 103790440), (13, 95806560), (15, 83032352), (16, 77842830), (17, 73263840), (20, 62274264), (24, 51895220), (26, 47903280), (30, 41516176), (32, 38921415), (34, 36631920), (39, 31935520), (40, 31137132), (48, 25947610), (51, 24421280), (52, 23951640), (59, 21109920), (60, 20758088), (65, 19161312), (68, 18315960), (78, 15967760), (80, 15568566), (85, 14652768), (96, 12973805), (102, 12210640), (104, 11975820), (118, 10554960), (120, 10379044), (130, 9580656), (136, 9157980), (156, 7983880), (160, 7784283), (170, 7326384), (177, 7036640), (195, 6387104), (199, 6258720), (204, 6105320), (208, 5987910), (221, 5635680), (236, 5277480), (240, 5189522), (255, 4884256), (260, 4790328), (272, 4578990), (295, 4221984), (312, 3991940), (340, 3663192), (354, 3518320), (390, 3193552), (398, 3129360), (408, 3052660), (416, 2993955), (442, 2817840), (472, 2638740), (480, 2594761), (510, 2442128), (520, 2395164), (544, 2289495), (590, 2110992), (597, 2086240), (624, 1995970), (663, 1878560), (680, 1831596), (708, 1759160), (767, 1623840), (780, 1596776), (796, 1564680), (816, 1526330), (884, 1408920), (885, 1407328), (944, 1319370), (995, 1251744), (1003, 1241760), (1020, 1221064), (1040, 1197582), (1105, 1127136), (1180, 1055496), (1194, 1043120), (1248, 997985), (1326, 939280), (1360, 915798), (1416, 879580), (1534, 811920), (1560, 798388), (1592, 782340), (1632, 763165), (1768, 704460), (1770, 703664), (1888, 659685), (1990, 625872), (2006, 620880), (2040, 610532), (2080, 598791), (2210, 563568), (2301, 541280), (2360, 527748), (2388, 521560), (2587, 481440), (2652, 469640), (2720, 457899), (2832, 439790), (2985, 417248), (3009, 413920), (3068, 405960), (3120, 399194), (3184, 391170), (3315, 375712), (3383, 368160), (3536, 352230), (3540, 351832), (3835, 324768), (3980, 312936), (4012, 310440), (4080, 305266), (4420, 281784), (4602, 270640), (4720, 263874), (4776, 260780), (5015, 248352), (5174, 240720), (5304, 234820), (5664, 219895), (5970, 208624), (6018, 206960), (6136, 202980), (6240, 199597), (6368, 195585), (6630, 187856), (6766, 184080), (7072, 176115), (7080, 175916), (7670, 162384), (7761, 160480), (7960, 156468), (8024, 155220), (8160, 152633), (8840, 140892), (9204, 135320), (9440, 131937), (9552, 130390), (10030, 124176), (10149, 122720), (10348, 120360), (10608, 117410), (11505, 108256), (11741, 106080), (11940, 104312), (12036, 103480), (12272, 101490), (12935, 96288), (13039, 95520), (13260, 93928), (13532, 92040), (14160, 87958), (15045, 82784), (15340, 81192), (15522, 80240), (15920, 78234), (16048, 77610), (16915, 73632), (17680, 70446), (18408, 67660), (19104, 65195), (20060, 62088), (20298, 61360), (20696, 60180), (21216, 58705), (23010, 54128), (23482, 53040), (23880, 52156), (24072, 51740), (24544, 50745), (25870, 48144), (26078, 47760), (26520, 46964), (27064, 46020), (28320, 43979), (30090, 41392), (30680, 40596), (31044, 40120), (31840, 39117), (32096, 38805), (33830, 36816), (35223, 35360)]

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