129970980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 418279680

約数和(自身を除く): 288308700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 81, 90, 94, 108, 135, 141, 162, 180, 188, 235, 243, 270, 282, 324, 405, 423, 470, 486, 540, 564, 569, 705, 810, 846, 940, 972, 1138, 1215, 1269, 1410, 1620, 1692, 1707, 2115, 2276, 2430, 2538, 2820, 2845, 3414, 3807, 4230, 4860, 5076, 5121, 5690, 6345, 6828, 7614, 8460, 8535, 10242, 11380, 11421, 12690, 15228, 15363, 17070, 19035, 20484, 22842, 25380, 25605, 26743, 30726, 34140, 38070, 45684, 46089, 51210, 53486, 57105, 61452, 76140, 76815, 80229, 92178, 102420, 106972, 114210, 133715, 138267, 153630, 160458, 184356, 228420, 230445, 240687, 267430, 276534, 307260, 320916, 401145, 460890, 481374, 534860, 553068, 691335, 722061, 802290, 921780, 962748, 1203435, 1382670, 1444122, 1604580, 2166183, 2406870, 2765340, 2888244, 3610305, 4332366, 4813740, 6498549, 7220610, 8664732, 10830915, 12997098, 14441220, 21661830, 25994196, 32492745, 43323660, 64985490, 129970980]

約数ペア:

[(1, 129970980), (2, 64985490), (3, 43323660), (4, 32492745), (5, 25994196), (6, 21661830), (9, 14441220), (10, 12997098), (12, 10830915), (15, 8664732), (18, 7220610), (20, 6498549), (27, 4813740), (30, 4332366), (36, 3610305), (45, 2888244), (47, 2765340), (54, 2406870), (60, 2166183), (81, 1604580), (90, 1444122), (94, 1382670), (108, 1203435), (135, 962748), (141, 921780), (162, 802290), (180, 722061), (188, 691335), (235, 553068), (243, 534860), (270, 481374), (282, 460890), (324, 401145), (405, 320916), (423, 307260), (470, 276534), (486, 267430), (540, 240687), (564, 230445), (569, 228420), (705, 184356), (810, 160458), (846, 153630), (940, 138267), (972, 133715), (1138, 114210), (1215, 106972), (1269, 102420), (1410, 92178), (1620, 80229), (1692, 76815), (1707, 76140), (2115, 61452), (2276, 57105), (2430, 53486), (2538, 51210), (2820, 46089), (2845, 45684), (3414, 38070), (3807, 34140), (4230, 30726), (4860, 26743), (5076, 25605), (5121, 25380), (5690, 22842), (6345, 20484), (6828, 19035), (7614, 17070), (8460, 15363), (8535, 15228), (10242, 12690), (11380, 11421)]