121230928

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1652

約数の個数: 80

約数和(自身を含む): 294731136

約数和(自身を除く): 173500208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 53, 56, 91, 104, 106, 112, 182, 208, 212, 364, 371, 424, 689, 728, 742, 848, 1378, 1456, 1484, 1571, 2756, 2968, 3142, 4823, 5512, 5936, 6284, 9646, 10997, 11024, 12568, 19292, 20423, 21994, 25136, 38584, 40846, 43988, 77168, 81692, 83263, 87976, 142961, 163384, 166526, 175952, 285922, 326768, 333052, 571844, 582841, 666104, 1082419, 1143688, 1165682, 1332208, 2164838, 2287376, 2331364, 4329676, 4662728, 7576933, 8659352, 9325456, 15153866, 17318704, 30307732, 60615464, 121230928]

約数ペア:

[(1, 121230928), (2, 60615464), (4, 30307732), (7, 17318704), (8, 15153866), (13, 9325456), (14, 8659352), (16, 7576933), (26, 4662728), (28, 4329676), (52, 2331364), (53, 2287376), (56, 2164838), (91, 1332208), (104, 1165682), (106, 1143688), (112, 1082419), (182, 666104), (208, 582841), (212, 571844), (364, 333052), (371, 326768), (424, 285922), (689, 175952), (728, 166526), (742, 163384), (848, 142961), (1378, 87976), (1456, 83263), (1484, 81692), (1571, 77168), (2756, 43988), (2968, 40846), (3142, 38584), (4823, 25136), (5512, 21994), (5936, 20423), (6284, 19292), (9646, 12568), (10997, 11024)]