311425596

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:244

約数の個数: 108

約数和(自身を含む): 829679760

約数和(自身を除く): 518254164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 71, 74, 89, 111, 142, 148, 178, 213, 222, 267, 284, 333, 356, 426, 444, 534, 639, 666, 801, 852, 1068, 1278, 1332, 1369, 1602, 2556, 2627, 2738, 3204, 3293, 4107, 5254, 5476, 6319, 6586, 7881, 8214, 9879, 10508, 12321, 12638, 13172, 15762, 16428, 18957, 19758, 23643, 24642, 25276, 29637, 31524, 37914, 39516, 47286, 49284, 56871, 59274, 75828, 94572, 97199, 113742, 118548, 121841, 194398, 227484, 233803, 243682, 291597, 365523, 388796, 467606, 487364, 583194, 701409, 731046, 874791, 935212, 1096569, 1166388, 1402818, 1462092, 1749582, 2104227, 2193138, 2805636, 3499164, 4208454, 4386276, 8416908, 8650711, 17301422, 25952133, 34602844, 51904266, 77856399, 103808532, 155712798, 311425596]

約数ペア:

[(1, 311425596), (2, 155712798), (3, 103808532), (4, 77856399), (6, 51904266), (9, 34602844), (12, 25952133), (18, 17301422), (36, 8650711), (37, 8416908), (71, 4386276), (74, 4208454), (89, 3499164), (111, 2805636), (142, 2193138), (148, 2104227), (178, 1749582), (213, 1462092), (222, 1402818), (267, 1166388), (284, 1096569), (333, 935212), (356, 874791), (426, 731046), (444, 701409), (534, 583194), (639, 487364), (666, 467606), (801, 388796), (852, 365523), (1068, 291597), (1278, 243682), (1332, 233803), (1369, 227484), (1602, 194398), (2556, 121841), (2627, 118548), (2738, 113742), (3204, 97199), (3293, 94572), (4107, 75828), (5254, 59274), (5476, 56871), (6319, 49284), (6586, 47286), (7881, 39516), (8214, 37914), (9879, 31524), (10508, 29637), (12321, 25276), (12638, 24642), (13172, 23643), (15762, 19758), (16428, 18957)]