285462320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24953}}^1$

素因数の和:24990

約数の個数: 80

約数和(自身を含む): 779762592

約数和(自身を除く): 494300272

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 24953, 49906, 99812, 124765, 199624, 249530, 274483, 324389, 399248, 499060, 548966, 648778, 998120, 1097932, 1297556, 1372415, 1621945, 1996240, 2195864, 2595112, 2744830, 3243890, 3568279, 4391728, 5190224, 5489660, 6487780, 7136558, 10979320, 12975560, 14273116, 17841395, 21958640, 25951120, 28546232, 35682790, 57092464, 71365580, 142731160, 285462320]

約数ペア:

[(1, 285462320), (2, 142731160), (4, 71365580), (5, 57092464), (8, 35682790), (10, 28546232), (11, 25951120), (13, 21958640), (16, 17841395), (20, 14273116), (22, 12975560), (26, 10979320), (40, 7136558), (44, 6487780), (52, 5489660), (55, 5190224), (65, 4391728), (80, 3568279), (88, 3243890), (104, 2744830), (110, 2595112), (130, 2195864), (143, 1996240), (176, 1621945), (208, 1372415), (220, 1297556), (260, 1097932), (286, 998120), (440, 648778), (520, 548966), (572, 499060), (715, 399248), (880, 324389), (1040, 274483), (1144, 249530), (1430, 199624), (2288, 124765), (2860, 99812), (5720, 49906), (11440, 24953)]