251453772

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{769}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 659218560

約数和(自身を除く): 407764788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 293, 372, 558, 586, 769, 879, 1116, 1172, 1538, 1758, 2307, 2637, 3076, 3516, 4614, 5274, 6921, 9083, 9228, 10548, 13842, 18166, 23839, 27249, 27684, 36332, 47678, 54498, 71517, 81747, 95356, 108996, 143034, 163494, 214551, 225317, 286068, 326988, 429102, 450634, 675951, 858204, 901268, 1351902, 2027853, 2703804, 4055706, 6984827, 8111412, 13969654, 20954481, 27939308, 41908962, 62863443, 83817924, 125726886, 251453772]

約数ペア:

[(1, 251453772), (2, 125726886), (3, 83817924), (4, 62863443), (6, 41908962), (9, 27939308), (12, 20954481), (18, 13969654), (31, 8111412), (36, 6984827), (62, 4055706), (93, 2703804), (124, 2027853), (186, 1351902), (279, 901268), (293, 858204), (372, 675951), (558, 450634), (586, 429102), (769, 326988), (879, 286068), (1116, 225317), (1172, 214551), (1538, 163494), (1758, 143034), (2307, 108996), (2637, 95356), (3076, 81747), (3516, 71517), (4614, 54498), (5274, 47678), (6921, 36332), (9083, 27684), (9228, 27249), (10548, 23839), (13842, 18166)]