253577520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:601

約数の個数: 320

約数和(自身を含む): 1032314880

約数和(自身を除く): 778737360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 541, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1082, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1623, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2164, 2170, 2232, 2480, 2520, 2604, 2705, 2790, 3024, 3246, 3255, 3348, 3472, 3720, 3780, 3787, 3906, 4185, 4328, 4340, 4464, 4869, 5040, 5208, 5410, 5580, 5859, 6492, 6510, 6696, 7440, 7560, 7574, 7812, 8115, 8370, 8656, 8680, 9738, 9765, 10416, 10820, 11160, 11361, 11718, 12984, 13020, 13392, 14607, 15120, 15148, 15624, 16230, 16740, 16771, 17360, 18935, 19476, 19530, 21640, 22320, 22722, 23436, 24345, 25968, 26040, 29214, 29295, 30296, 31248, 32460, 33480, 33542, 34083, 37870, 38952, 39060, 43280, 45444, 46872, 48690, 50313, 52080, 56805, 58428, 58590, 60592, 64920, 66960, 67084, 68166, 73035, 75740, 77904, 78120, 83855, 90888, 93744, 97380, 100626, 102249, 113610, 116856, 117180, 117397, 129840, 134168, 136332, 146070, 150939, 151480, 156240, 167710, 170415, 181776, 194760, 201252, 204498, 227220, 233712, 234360, 234794, 251565, 268336, 272664, 292140, 301878, 302960, 335420, 340830, 352191, 389520, 402504, 408996, 452817, 454440, 468720, 469588, 503130, 511245, 545328, 584280, 586985, 603756, 670840, 681660, 704382, 754695, 805008, 817992, 905634, 908880, 939176, 1006260, 1022490, 1056573, 1168560, 1173970, 1207512, 1341680, 1363320, 1408764, 1509390, 1635984, 1760955, 1811268, 1878352, 2012520, 2044980, 2113146, 2264085, 2347940, 2415024, 2726640, 2817528, 3018780, 3169719, 3521910, 3622536, 4025040, 4089960, 4226292, 4528170, 4695880, 5282865, 5635056, 6037560, 6339438, 7043820, 7245072, 8179920, 8452584, 9056340, 9391760, 10565730, 12075120, 12678876, 14087640, 15848595, 16905168, 18112680, 21131460, 25357752, 28175280, 31697190, 36225360, 42262920, 50715504, 63394380, 84525840, 126788760, 253577520]

約数ペア:

[(1, 253577520), (2, 126788760), (3, 84525840), (4, 63394380), (5, 50715504), (6, 42262920), (7, 36225360), (8, 31697190), (9, 28175280), (10, 25357752), (12, 21131460), (14, 18112680), (15, 16905168), (16, 15848595), (18, 14087640), (20, 12678876), (21, 12075120), (24, 10565730), (27, 9391760), (28, 9056340), (30, 8452584), (31, 8179920), (35, 7245072), (36, 7043820), (40, 6339438), (42, 6037560), (45, 5635056), (48, 5282865), (54, 4695880), (56, 4528170), (60, 4226292), (62, 4089960), (63, 4025040), (70, 3622536), (72, 3521910), (80, 3169719), (84, 3018780), (90, 2817528), (93, 2726640), (105, 2415024), (108, 2347940), (112, 2264085), (120, 2113146), (124, 2044980), (126, 2012520), (135, 1878352), (140, 1811268), (144, 1760955), (155, 1635984), (168, 1509390), (180, 1408764), (186, 1363320), (189, 1341680), (210, 1207512), (216, 1173970), (217, 1168560), (240, 1056573), (248, 1022490), (252, 1006260), (270, 939176), (279, 908880), (280, 905634), (310, 817992), (315, 805008), (336, 754695), (360, 704382), (372, 681660), (378, 670840), (420, 603756), (432, 586985), (434, 584280), (465, 545328), (496, 511245), (504, 503130), (540, 469588), (541, 468720), (558, 454440), (560, 452817), (620, 408996), (630, 402504), (651, 389520), (720, 352191), (744, 340830), (756, 335420), (837, 302960), (840, 301878), (868, 292140), (930, 272664), (945, 268336), (1008, 251565), (1080, 234794), (1082, 234360), (1085, 233712), (1116, 227220), (1240, 204498), (1260, 201252), (1302, 194760), (1395, 181776), (1488, 170415), (1512, 167710), (1623, 156240), (1674, 151480), (1680, 150939), (1736, 146070), (1860, 136332), (1890, 134168), (1953, 129840), (2160, 117397), (2164, 117180), (2170, 116856), (2232, 113610), (2480, 102249), (2520, 100626), (2604, 97380), (2705, 93744), (2790, 90888), (3024, 83855), (3246, 78120), (3255, 77904), (3348, 75740), (3472, 73035), (3720, 68166), (3780, 67084), (3787, 66960), (3906, 64920), (4185, 60592), (4328, 58590), (4340, 58428), (4464, 56805), (4869, 52080), (5040, 50313), (5208, 48690), (5410, 46872), (5580, 45444), (5859, 43280), (6492, 39060), (6510, 38952), (6696, 37870), (7440, 34083), (7560, 33542), (7574, 33480), (7812, 32460), (8115, 31248), (8370, 30296), (8656, 29295), (8680, 29214), (9738, 26040), (9765, 25968), (10416, 24345), (10820, 23436), (11160, 22722), (11361, 22320), (11718, 21640), (12984, 19530), (13020, 19476), (13392, 18935), (14607, 17360), (15120, 16771), (15148, 16740), (15624, 16230)]