120402077440

素因数分解:

$2^8\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{49171}}^1$

素因数の和:51105

約数の個数: 72

約数和(自身を含む): 288557227728

約数和(自身を除く): 168155150288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1913, 3826, 7652, 9565, 15304, 19130, 30608, 38260, 49171, 61216, 76520, 98342, 122432, 153040, 196684, 244864, 245855, 306080, 393368, 489728, 491710, 612160, 786736, 983420, 1224320, 1573472, 1966840, 2448640, 3146944, 3933680, 6293888, 7867360, 12587776, 15734720, 31469440, 62938880, 94064123, 188128246, 376256492, 470320615, 752512984, 940641230, 1505025968, 1881282460, 3010051936, 3762564920, 6020103872, 7525129840, 12040207744, 15050259680, 24080415488, 30100519360, 60201038720, 120402077440]

約数ペア:

[(1, 120402077440), (2, 60201038720), (4, 30100519360), (5, 24080415488), (8, 15050259680), (10, 12040207744), (16, 7525129840), (20, 6020103872), (32, 3762564920), (40, 3010051936), (64, 1881282460), (80, 1505025968), (128, 940641230), (160, 752512984), (256, 470320615), (320, 376256492), (640, 188128246), (1280, 94064123), (1913, 62938880), (3826, 31469440), (7652, 15734720), (9565, 12587776), (15304, 7867360), (19130, 6293888), (30608, 3933680), (38260, 3146944), (49171, 2448640), (61216, 1966840), (76520, 1573472), (98342, 1224320), (122432, 983420), (153040, 786736), (196684, 612160), (244864, 491710), (245855, 489728), (306080, 393368)]