219328640

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3533}}^1$

素因数の和:3649

約数の個数: 64

約数和(自身を含む): 529887960

約数和(自身を除く): 310559320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1552, 1940, 3104, 3533, 3880, 6208, 7066, 7760, 12416, 14132, 15520, 17665, 28264, 31040, 35330, 56528, 62080, 70660, 113056, 141320, 226112, 282640, 342701, 452224, 565280, 685402, 1130560, 1370804, 1713505, 2261120, 2741608, 3427010, 5483216, 6854020, 10966432, 13708040, 21932864, 27416080, 43865728, 54832160, 109664320, 219328640]

約数ペア:

[(1, 219328640), (2, 109664320), (4, 54832160), (5, 43865728), (8, 27416080), (10, 21932864), (16, 13708040), (20, 10966432), (32, 6854020), (40, 5483216), (64, 3427010), (80, 2741608), (97, 2261120), (128, 1713505), (160, 1370804), (194, 1130560), (320, 685402), (388, 565280), (485, 452224), (640, 342701), (776, 282640), (970, 226112), (1552, 141320), (1940, 113056), (3104, 70660), (3533, 62080), (3880, 56528), (6208, 35330), (7066, 31040), (7760, 28264), (12416, 17665), (14132, 15520)]