18996870480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{50707}}^1$

素因数の和:50953

約数の個数: 160

約数和(自身を含む): 67606339584

約数和(自身を除く): 48609469104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 223, 240, 280, 336, 420, 446, 560, 669, 840, 892, 1115, 1338, 1561, 1680, 1784, 2230, 2676, 3122, 3345, 3568, 4460, 4683, 5352, 6244, 6690, 7805, 8920, 9366, 10704, 12488, 13380, 15610, 17840, 18732, 23415, 24976, 26760, 31220, 37464, 46830, 50707, 53520, 62440, 74928, 93660, 101414, 124880, 152121, 187320, 202828, 253535, 304242, 354949, 374640, 405656, 507070, 608484, 709898, 760605, 811312, 1014140, 1064847, 1216968, 1419796, 1521210, 1774745, 2028280, 2129694, 2433936, 2839592, 3042420, 3549490, 4056560, 4259388, 5324235, 5679184, 6084840, 7098980, 8518776, 10648470, 11307661, 12169680, 14197960, 17037552, 21296940, 22615322, 28395920, 33922983, 42593880, 45230644, 56538305, 67845966, 79153627, 85187760, 90461288, 113076610, 135691932, 158307254, 169614915, 180922576, 226153220, 237460881, 271383864, 316614508, 339229830, 395768135, 452306440, 474921762, 542767728, 633229016, 678459660, 791536270, 904612880, 949843524, 1187304405, 1266458032, 1356919320, 1583072540, 1899687048, 2374608810, 2713838640, 3166145080, 3799374096, 4749217620, 6332290160, 9498435240, 18996870480]

約数ペア:

[(1, 18996870480), (2, 9498435240), (3, 6332290160), (4, 4749217620), (5, 3799374096), (6, 3166145080), (7, 2713838640), (8, 2374608810), (10, 1899687048), (12, 1583072540), (14, 1356919320), (15, 1266458032), (16, 1187304405), (20, 949843524), (21, 904612880), (24, 791536270), (28, 678459660), (30, 633229016), (35, 542767728), (40, 474921762), (42, 452306440), (48, 395768135), (56, 339229830), (60, 316614508), (70, 271383864), (80, 237460881), (84, 226153220), (105, 180922576), (112, 169614915), (120, 158307254), (140, 135691932), (168, 113076610), (210, 90461288), (223, 85187760), (240, 79153627), (280, 67845966), (336, 56538305), (420, 45230644), (446, 42593880), (560, 33922983), (669, 28395920), (840, 22615322), (892, 21296940), (1115, 17037552), (1338, 14197960), (1561, 12169680), (1680, 11307661), (1784, 10648470), (2230, 8518776), (2676, 7098980), (3122, 6084840), (3345, 5679184), (3568, 5324235), (4460, 4259388), (4683, 4056560), (5352, 3549490), (6244, 3042420), (6690, 2839592), (7805, 2433936), (8920, 2129694), (9366, 2028280), (10704, 1774745), (12488, 1521210), (13380, 1419796), (15610, 1216968), (17840, 1064847), (18732, 1014140), (23415, 811312), (24976, 760605), (26760, 709898), (31220, 608484), (37464, 507070), (46830, 405656), (50707, 374640), (53520, 354949), (62440, 304242), (74928, 253535), (93660, 202828), (101414, 187320), (124880, 152121)]