1220660280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:640

約数の個数: 320

約数和(自身を含む): 4742115840

約数和(自身を除く): 3521455560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 107, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 214, 216, 252, 270, 280, 315, 321, 324, 360, 378, 405, 420, 428, 503, 504, 535, 540, 567, 630, 642, 648, 749, 756, 810, 840, 856, 945, 963, 1006, 1070, 1080, 1134, 1260, 1284, 1498, 1509, 1512, 1605, 1620, 1890, 1926, 2012, 2140, 2247, 2268, 2515, 2520, 2568, 2835, 2889, 2996, 3018, 3210, 3240, 3521, 3745, 3780, 3852, 4024, 4280, 4494, 4527, 4536, 4815, 5030, 5670, 5778, 5992, 6036, 6420, 6741, 7042, 7490, 7545, 7560, 7704, 8667, 8988, 9054, 9630, 10060, 10563, 11235, 11340, 11556, 12072, 12840, 13482, 13581, 14084, 14445, 14980, 15090, 17334, 17605, 17976, 18108, 19260, 20120, 20223, 21126, 22470, 22635, 22680, 23112, 26964, 27162, 28168, 28890, 29960, 30180, 31689, 33705, 34668, 35210, 36216, 38520, 40446, 40743, 42252, 43335, 44940, 45270, 52815, 53821, 53928, 54324, 57780, 60360, 60669, 63378, 67410, 67905, 69336, 70420, 80892, 81486, 84504, 86670, 89880, 90540, 95067, 101115, 105630, 107642, 108648, 115560, 121338, 126756, 134820, 135810, 140840, 158445, 161463, 161784, 162972, 173340, 181080, 190134, 202230, 203715, 211260, 215284, 242676, 253512, 269105, 269640, 271620, 285201, 303345, 316890, 322926, 325944, 346680, 376747, 380268, 404460, 407430, 422520, 430568, 475335, 484389, 485352, 538210, 543240, 570402, 606690, 633780, 645852, 753494, 760536, 807315, 808920, 814860, 950670, 968778, 1076420, 1130241, 1140804, 1213380, 1267560, 1291704, 1426005, 1453167, 1506988, 1614630, 1629720, 1883735, 1901340, 1937556, 2152840, 2260482, 2281608, 2421945, 2426760, 2852010, 2906334, 3013976, 3229260, 3390723, 3767470, 3802680, 3875112, 4359501, 4520964, 4843890, 5651205, 5704020, 5812668, 6458520, 6781446, 7265835, 7534940, 8719002, 9041928, 9687780, 10172169, 11302410, 11408040, 11625336, 13562892, 14531670, 15069880, 16953615, 17438004, 19375560, 20344338, 21797505, 22604820, 27125784, 29063340, 30516507, 33907230, 34876008, 40688676, 43595010, 45209640, 50860845, 58126680, 61033014, 67814460, 81377352, 87190020, 101721690, 122066028, 135628920, 152582535, 174380040, 203443380, 244132056, 305165070, 406886760, 610330140, 1220660280]

約数ペア:

[(1, 1220660280), (2, 610330140), (3, 406886760), (4, 305165070), (5, 244132056), (6, 203443380), (7, 174380040), (8, 152582535), (9, 135628920), (10, 122066028), (12, 101721690), (14, 87190020), (15, 81377352), (18, 67814460), (20, 61033014), (21, 58126680), (24, 50860845), (27, 45209640), (28, 43595010), (30, 40688676), (35, 34876008), (36, 33907230), (40, 30516507), (42, 29063340), (45, 27125784), (54, 22604820), (56, 21797505), (60, 20344338), (63, 19375560), (70, 17438004), (72, 16953615), (81, 15069880), (84, 14531670), (90, 13562892), (105, 11625336), (107, 11408040), (108, 11302410), (120, 10172169), (126, 9687780), (135, 9041928), (140, 8719002), (162, 7534940), (168, 7265835), (180, 6781446), (189, 6458520), (210, 5812668), (214, 5704020), (216, 5651205), (252, 4843890), (270, 4520964), (280, 4359501), (315, 3875112), (321, 3802680), (324, 3767470), (360, 3390723), (378, 3229260), (405, 3013976), (420, 2906334), (428, 2852010), (503, 2426760), (504, 2421945), (535, 2281608), (540, 2260482), (567, 2152840), (630, 1937556), (642, 1901340), (648, 1883735), (749, 1629720), (756, 1614630), (810, 1506988), (840, 1453167), (856, 1426005), (945, 1291704), (963, 1267560), (1006, 1213380), (1070, 1140804), (1080, 1130241), (1134, 1076420), (1260, 968778), (1284, 950670), (1498, 814860), (1509, 808920), (1512, 807315), (1605, 760536), (1620, 753494), (1890, 645852), (1926, 633780), (2012, 606690), (2140, 570402), (2247, 543240), (2268, 538210), (2515, 485352), (2520, 484389), (2568, 475335), (2835, 430568), (2889, 422520), (2996, 407430), (3018, 404460), (3210, 380268), (3240, 376747), (3521, 346680), (3745, 325944), (3780, 322926), (3852, 316890), (4024, 303345), (4280, 285201), (4494, 271620), (4527, 269640), (4536, 269105), (4815, 253512), (5030, 242676), (5670, 215284), (5778, 211260), (5992, 203715), (6036, 202230), (6420, 190134), (6741, 181080), (7042, 173340), (7490, 162972), (7545, 161784), (7560, 161463), (7704, 158445), (8667, 140840), (8988, 135810), (9054, 134820), (9630, 126756), (10060, 121338), (10563, 115560), (11235, 108648), (11340, 107642), (11556, 105630), (12072, 101115), (12840, 95067), (13482, 90540), (13581, 89880), (14084, 86670), (14445, 84504), (14980, 81486), (15090, 80892), (17334, 70420), (17605, 69336), (17976, 67905), (18108, 67410), (19260, 63378), (20120, 60669), (20223, 60360), (21126, 57780), (22470, 54324), (22635, 53928), (22680, 53821), (23112, 52815), (26964, 45270), (27162, 44940), (28168, 43335), (28890, 42252), (29960, 40743), (30180, 40446), (31689, 38520), (33705, 36216), (34668, 35210)]