1988228480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5347}}^1$

素因数の和:5456

約数の個数: 128

約数和(自身を含む): 5498599680

約数和(自身を除く): 3510371200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 128, 140, 160, 166, 224, 280, 320, 332, 415, 448, 560, 581, 640, 664, 830, 896, 1120, 1162, 1328, 1660, 2240, 2324, 2656, 2905, 3320, 4480, 4648, 5312, 5347, 5810, 6640, 9296, 10624, 10694, 11620, 13280, 18592, 21388, 23240, 26560, 26735, 37184, 37429, 42776, 46480, 53120, 53470, 74368, 74858, 85552, 92960, 106940, 149716, 171104, 185920, 187145, 213880, 299432, 342208, 371840, 374290, 427760, 443801, 598864, 684416, 748580, 855520, 887602, 1197728, 1497160, 1711040, 1775204, 2219005, 2395456, 2994320, 3106607, 3422080, 3550408, 4438010, 4790912, 5988640, 6213214, 7100816, 8876020, 11977280, 12426428, 14201632, 15533035, 17752040, 23954560, 24852856, 28403264, 31066070, 35504080, 49705712, 56806528, 62132140, 71008160, 99411424, 124264280, 142016320, 198822848, 248528560, 284032640, 397645696, 497057120, 994114240, 1988228480]

約数ペア:

[(1, 1988228480), (2, 994114240), (4, 497057120), (5, 397645696), (7, 284032640), (8, 248528560), (10, 198822848), (14, 142016320), (16, 124264280), (20, 99411424), (28, 71008160), (32, 62132140), (35, 56806528), (40, 49705712), (56, 35504080), (64, 31066070), (70, 28403264), (80, 24852856), (83, 23954560), (112, 17752040), (128, 15533035), (140, 14201632), (160, 12426428), (166, 11977280), (224, 8876020), (280, 7100816), (320, 6213214), (332, 5988640), (415, 4790912), (448, 4438010), (560, 3550408), (581, 3422080), (640, 3106607), (664, 2994320), (830, 2395456), (896, 2219005), (1120, 1775204), (1162, 1711040), (1328, 1497160), (1660, 1197728), (2240, 887602), (2324, 855520), (2656, 748580), (2905, 684416), (3320, 598864), (4480, 443801), (4648, 427760), (5312, 374290), (5347, 371840), (5810, 342208), (6640, 299432), (9296, 213880), (10624, 187145), (10694, 185920), (11620, 171104), (13280, 149716), (18592, 106940), (21388, 92960), (23240, 85552), (26560, 74858), (26735, 74368), (37184, 53470), (37429, 53120), (42776, 46480)]