258742260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1187}}^1$

素因数の和:1382

約数の個数: 144

約数和(自身を含む): 902918016

約数和(自身を除く): 644175756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 210, 252, 315, 346, 420, 519, 630, 692, 865, 1038, 1187, 1211, 1260, 1557, 1730, 2076, 2374, 2422, 2595, 3114, 3460, 3561, 3633, 4748, 4844, 5190, 5935, 6055, 6228, 7122, 7266, 7785, 8309, 10380, 10683, 10899, 11870, 12110, 14244, 14532, 15570, 16618, 17805, 18165, 21366, 21798, 23740, 24220, 24927, 31140, 33236, 35610, 36330, 41545, 42732, 43596, 49854, 53415, 54495, 71220, 72660, 74781, 83090, 99708, 106830, 108990, 124635, 149562, 166180, 205351, 213660, 217980, 249270, 299124, 373905, 410702, 498540, 616053, 747810, 821404, 1026755, 1232106, 1437457, 1495620, 1848159, 2053510, 2464212, 2874914, 3080265, 3696318, 4107020, 4312371, 5749828, 6160530, 7187285, 7392636, 8624742, 9240795, 12321060, 12937113, 14374570, 17249484, 18481590, 21561855, 25874226, 28749140, 36963180, 43123710, 51748452, 64685565, 86247420, 129371130, 258742260]

約数ペア:

[(1, 258742260), (2, 129371130), (3, 86247420), (4, 64685565), (5, 51748452), (6, 43123710), (7, 36963180), (9, 28749140), (10, 25874226), (12, 21561855), (14, 18481590), (15, 17249484), (18, 14374570), (20, 12937113), (21, 12321060), (28, 9240795), (30, 8624742), (35, 7392636), (36, 7187285), (42, 6160530), (45, 5749828), (60, 4312371), (63, 4107020), (70, 3696318), (84, 3080265), (90, 2874914), (105, 2464212), (126, 2053510), (140, 1848159), (173, 1495620), (180, 1437457), (210, 1232106), (252, 1026755), (315, 821404), (346, 747810), (420, 616053), (519, 498540), (630, 410702), (692, 373905), (865, 299124), (1038, 249270), (1187, 217980), (1211, 213660), (1260, 205351), (1557, 166180), (1730, 149562), (2076, 124635), (2374, 108990), (2422, 106830), (2595, 99708), (3114, 83090), (3460, 74781), (3561, 72660), (3633, 71220), (4748, 54495), (4844, 53415), (5190, 49854), (5935, 43596), (6055, 42732), (6228, 41545), (7122, 36330), (7266, 35610), (7785, 33236), (8309, 31140), (10380, 24927), (10683, 24220), (10899, 23740), (11870, 21798), (12110, 21366), (14244, 18165), (14532, 17805), (15570, 16618)]