128998240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:944

約数の個数: 96

約数和(自身を含む): 351086400

約数和(自身を除く): 222088160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 149, 160, 224, 280, 298, 560, 596, 745, 773, 1043, 1120, 1192, 1490, 1546, 2086, 2384, 2980, 3092, 3865, 4172, 4768, 5215, 5411, 5960, 6184, 7730, 8344, 10430, 10822, 11920, 12368, 15460, 16688, 20860, 21644, 23840, 24736, 27055, 30920, 33376, 41720, 43288, 54110, 61840, 83440, 86576, 108220, 115177, 123680, 166880, 173152, 216440, 230354, 432880, 460708, 575885, 806239, 865760, 921416, 1151770, 1612478, 1842832, 2303540, 3224956, 3685664, 4031195, 4607080, 6449912, 8062390, 9214160, 12899824, 16124780, 18428320, 25799648, 32249560, 64499120, 128998240]

約数ペア:

[(1, 128998240), (2, 64499120), (4, 32249560), (5, 25799648), (7, 18428320), (8, 16124780), (10, 12899824), (14, 9214160), (16, 8062390), (20, 6449912), (28, 4607080), (32, 4031195), (35, 3685664), (40, 3224956), (56, 2303540), (70, 1842832), (80, 1612478), (112, 1151770), (140, 921416), (149, 865760), (160, 806239), (224, 575885), (280, 460708), (298, 432880), (560, 230354), (596, 216440), (745, 173152), (773, 166880), (1043, 123680), (1120, 115177), (1192, 108220), (1490, 86576), (1546, 83440), (2086, 61840), (2384, 54110), (2980, 43288), (3092, 41720), (3865, 33376), (4172, 30920), (4768, 27055), (5215, 24736), (5411, 23840), (5960, 21644), (6184, 20860), (7730, 16688), (8344, 15460), (10430, 12368), (10822, 11920)]