31210740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1433}}^1$

素因数の和:1470

約数の個数: 108

約数和(自身を含む): 104134212

約数和(自身を除く): 72923472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1433, 1452, 1815, 1980, 2178, 2420, 2866, 3630, 4299, 4356, 5445, 5732, 7165, 7260, 8598, 10890, 12897, 14330, 15763, 17196, 21495, 21780, 25794, 28660, 31526, 42990, 47289, 51588, 63052, 64485, 78815, 85980, 94578, 128970, 141867, 157630, 173393, 189156, 236445, 257940, 283734, 315260, 346786, 472890, 520179, 567468, 693572, 709335, 866965, 945780, 1040358, 1418670, 1560537, 1733930, 2080716, 2600895, 2837340, 3121074, 3467860, 5201790, 6242148, 7802685, 10403580, 15605370, 31210740]

約数ペア:

[(1, 31210740), (2, 15605370), (3, 10403580), (4, 7802685), (5, 6242148), (6, 5201790), (9, 3467860), (10, 3121074), (11, 2837340), (12, 2600895), (15, 2080716), (18, 1733930), (20, 1560537), (22, 1418670), (30, 1040358), (33, 945780), (36, 866965), (44, 709335), (45, 693572), (55, 567468), (60, 520179), (66, 472890), (90, 346786), (99, 315260), (110, 283734), (121, 257940), (132, 236445), (165, 189156), (180, 173393), (198, 157630), (220, 141867), (242, 128970), (330, 94578), (363, 85980), (396, 78815), (484, 64485), (495, 63052), (605, 51588), (660, 47289), (726, 42990), (990, 31526), (1089, 28660), (1210, 25794), (1433, 21780), (1452, 21495), (1815, 17196), (1980, 15763), (2178, 14330), (2420, 12897), (2866, 10890), (3630, 8598), (4299, 7260), (4356, 7165), (5445, 5732)]