31255470

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 80

約数和(自身を含む): 85935168

約数和(自身を除く): 54679698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 810, 821, 846, 1269, 1410, 1642, 2115, 2463, 2538, 3807, 4105, 4230, 4926, 6345, 7389, 7614, 8210, 12315, 12690, 14778, 19035, 22167, 24630, 36945, 38070, 38587, 44334, 66501, 73890, 77174, 110835, 115761, 133002, 192935, 221670, 231522, 332505, 347283, 385870, 578805, 665010, 694566, 1041849, 1157610, 1736415, 2083698, 3125547, 3472830, 5209245, 6251094, 10418490, 15627735, 31255470]

約数ペア:

[(1, 31255470), (2, 15627735), (3, 10418490), (5, 6251094), (6, 5209245), (9, 3472830), (10, 3125547), (15, 2083698), (18, 1736415), (27, 1157610), (30, 1041849), (45, 694566), (47, 665010), (54, 578805), (81, 385870), (90, 347283), (94, 332505), (135, 231522), (141, 221670), (162, 192935), (235, 133002), (270, 115761), (282, 110835), (405, 77174), (423, 73890), (470, 66501), (705, 44334), (810, 38587), (821, 38070), (846, 36945), (1269, 24630), (1410, 22167), (1642, 19035), (2115, 14778), (2463, 12690), (2538, 12315), (3807, 8210), (4105, 7614), (4230, 7389), (4926, 6345)]