180954320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 441346752

約数和(自身を除く): 260392432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 80, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 1283, 1640, 1720, 1763, 2566, 3280, 3440, 3526, 5132, 6415, 7052, 8815, 10264, 12830, 14104, 17630, 20528, 25660, 28208, 35260, 51320, 52603, 55169, 70520, 102640, 105206, 110338, 141040, 210412, 220676, 263015, 275845, 420824, 441352, 526030, 551690, 841648, 882704, 1052060, 1103380, 2104120, 2206760, 2261929, 4208240, 4413520, 4523858, 9047716, 11309645, 18095432, 22619290, 36190864, 45238580, 90477160, 180954320]

約数ペア:

[(1, 180954320), (2, 90477160), (4, 45238580), (5, 36190864), (8, 22619290), (10, 18095432), (16, 11309645), (20, 9047716), (40, 4523858), (41, 4413520), (43, 4208240), (80, 2261929), (82, 2206760), (86, 2104120), (164, 1103380), (172, 1052060), (205, 882704), (215, 841648), (328, 551690), (344, 526030), (410, 441352), (430, 420824), (656, 275845), (688, 263015), (820, 220676), (860, 210412), (1283, 141040), (1640, 110338), (1720, 105206), (1763, 102640), (2566, 70520), (3280, 55169), (3440, 52603), (3526, 51320), (5132, 35260), (6415, 28208), (7052, 25660), (8815, 20528), (10264, 17630), (12830, 14104)]