78198960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:635

約数の個数: 160

約数和(自身を含む): 280696320

約数和(自身を除く): 202497360

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, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 523, 534, 560, 623, 712, 840, 890, 1046, 1068, 1246, 1335, 1424, 1569, 1680, 1780, 1869, 2092, 2136, 2492, 2615, 2670, 3115, 3138, 3560, 3661, 3738, 4184, 4272, 4984, 5230, 5340, 6230, 6276, 7120, 7322, 7476, 7845, 8368, 9345, 9968, 10460, 10680, 10983, 12460, 12552, 14644, 14952, 15690, 18305, 18690, 20920, 21360, 21966, 24920, 25104, 29288, 29904, 31380, 36610, 37380, 41840, 43932, 46547, 49840, 54915, 58576, 62760, 73220, 74760, 87864, 93094, 109830, 125520, 139641, 146440, 149520, 175728, 186188, 219660, 232735, 279282, 292880, 325829, 372376, 439320, 465470, 558564, 651658, 698205, 744752, 878640, 930940, 977487, 1117128, 1303316, 1396410, 1629145, 1861880, 1954974, 2234256, 2606632, 2792820, 3258290, 3723760, 3909948, 4887435, 5213264, 5585640, 6516580, 7819896, 9774870, 11171280, 13033160, 15639792, 19549740, 26066320, 39099480, 78198960]

約数ペア:

[(1, 78198960), (2, 39099480), (3, 26066320), (4, 19549740), (5, 15639792), (6, 13033160), (7, 11171280), (8, 9774870), (10, 7819896), (12, 6516580), (14, 5585640), (15, 5213264), (16, 4887435), (20, 3909948), (21, 3723760), (24, 3258290), (28, 2792820), (30, 2606632), (35, 2234256), (40, 1954974), (42, 1861880), (48, 1629145), (56, 1396410), (60, 1303316), (70, 1117128), (80, 977487), (84, 930940), (89, 878640), (105, 744752), (112, 698205), (120, 651658), (140, 558564), (168, 465470), (178, 439320), (210, 372376), (240, 325829), (267, 292880), (280, 279282), (336, 232735), (356, 219660), (420, 186188), (445, 175728), (523, 149520), (534, 146440), (560, 139641), (623, 125520), (712, 109830), (840, 93094), (890, 87864), (1046, 74760), (1068, 73220), (1246, 62760), (1335, 58576), (1424, 54915), (1569, 49840), (1680, 46547), (1780, 43932), (1869, 41840), (2092, 37380), (2136, 36610), (2492, 31380), (2615, 29904), (2670, 29288), (3115, 25104), (3138, 24920), (3560, 21966), (3661, 21360), (3738, 20920), (4184, 18690), (4272, 18305), (4984, 15690), (5230, 14952), (5340, 14644), (6230, 12552), (6276, 12460), (7120, 10983), (7322, 10680), (7476, 10460), (7845, 9968), (8368, 9345)]