201552720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20483}}^1$

素因数の和:20540

約数の個数: 80

約数和(自身を含む): 640084032

約数和(自身を除く): 438531312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 20483, 40966, 61449, 81932, 102415, 122898, 163864, 204830, 245796, 307245, 327728, 409660, 491592, 614490, 819320, 839803, 983184, 1228980, 1638640, 1679606, 2457960, 2519409, 3359212, 4199015, 4915920, 5038818, 6718424, 8398030, 10077636, 12597045, 13436848, 16796060, 20155272, 25194090, 33592120, 40310544, 50388180, 67184240, 100776360, 201552720]

約数ペア:

[(1, 201552720), (2, 100776360), (3, 67184240), (4, 50388180), (5, 40310544), (6, 33592120), (8, 25194090), (10, 20155272), (12, 16796060), (15, 13436848), (16, 12597045), (20, 10077636), (24, 8398030), (30, 6718424), (40, 5038818), (41, 4915920), (48, 4199015), (60, 3359212), (80, 2519409), (82, 2457960), (120, 1679606), (123, 1638640), (164, 1228980), (205, 983184), (240, 839803), (246, 819320), (328, 614490), (410, 491592), (492, 409660), (615, 327728), (656, 307245), (820, 245796), (984, 204830), (1230, 163864), (1640, 122898), (1968, 102415), (2460, 81932), (3280, 61449), (4920, 40966), (9840, 20483)]