90877360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 249359040

約数和(自身を除く): 158481680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 239, 245, 280, 388, 392, 478, 485, 490, 560, 679, 776, 784, 956, 970, 980, 1195, 1358, 1552, 1673, 1912, 1940, 1960, 2390, 2716, 3346, 3395, 3824, 3880, 3920, 4753, 4780, 5432, 6692, 6790, 7760, 8365, 9506, 9560, 10864, 11711, 13384, 13580, 16730, 19012, 19120, 23183, 23422, 23765, 26768, 27160, 33460, 38024, 46366, 46844, 47530, 54320, 58555, 66920, 76048, 92732, 93688, 95060, 115915, 117110, 133840, 162281, 185464, 187376, 190120, 231830, 234220, 324562, 370928, 380240, 463660, 468440, 649124, 811405, 927320, 936880, 1135967, 1298248, 1622810, 1854640, 2271934, 2596496, 3245620, 4543868, 5679835, 6491240, 9087736, 11359670, 12982480, 18175472, 22719340, 45438680, 90877360]

約数ペア:

[(1, 90877360), (2, 45438680), (4, 22719340), (5, 18175472), (7, 12982480), (8, 11359670), (10, 9087736), (14, 6491240), (16, 5679835), (20, 4543868), (28, 3245620), (35, 2596496), (40, 2271934), (49, 1854640), (56, 1622810), (70, 1298248), (80, 1135967), (97, 936880), (98, 927320), (112, 811405), (140, 649124), (194, 468440), (196, 463660), (239, 380240), (245, 370928), (280, 324562), (388, 234220), (392, 231830), (478, 190120), (485, 187376), (490, 185464), (560, 162281), (679, 133840), (776, 117110), (784, 115915), (956, 95060), (970, 93688), (980, 92732), (1195, 76048), (1358, 66920), (1552, 58555), (1673, 54320), (1912, 47530), (1940, 46844), (1960, 46366), (2390, 38024), (2716, 33460), (3346, 27160), (3395, 26768), (3824, 23765), (3880, 23422), (3920, 23183), (4753, 19120), (4780, 19012), (5432, 16730), (6692, 13580), (6790, 13384), (7760, 11711), (8365, 10864), (9506, 9560)]