128230408960

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3454483}}^1$

素因数の和:3454533

約数の個数: 72

約数和(自身を含む): 317743438320

約数和(自身を除く): 189513029360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 4640, 7424, 9280, 18560, 37120, 3454483, 6908966, 13817932, 17272415, 27635864, 34544830, 55271728, 69089660, 100180007, 110543456, 138179320, 200360014, 221086912, 276358640, 400720028, 442173824, 500900035, 552717280, 801440056, 884347648, 1001800070, 1105434560, 1602880112, 2003600140, 2210869120, 3205760224, 4007200280, 4421738240, 6411520448, 8014400560, 12823040896, 16028801120, 25646081792, 32057602240, 64115204480, 128230408960]

約数ペア:

[(1, 128230408960), (2, 64115204480), (4, 32057602240), (5, 25646081792), (8, 16028801120), (10, 12823040896), (16, 8014400560), (20, 6411520448), (29, 4421738240), (32, 4007200280), (40, 3205760224), (58, 2210869120), (64, 2003600140), (80, 1602880112), (116, 1105434560), (128, 1001800070), (145, 884347648), (160, 801440056), (232, 552717280), (256, 500900035), (290, 442173824), (320, 400720028), (464, 276358640), (580, 221086912), (640, 200360014), (928, 138179320), (1160, 110543456), (1280, 100180007), (1856, 69089660), (2320, 55271728), (3712, 34544830), (4640, 27635864), (7424, 17272415), (9280, 13817932), (18560, 6908966), (37120, 3454483)]