1661499120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{130621}}^1$

素因数の和:130690

約数の個数: 80

約数和(自身を含む): 5247869472

約数和(自身を除く): 3586370352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 130621, 261242, 391863, 522484, 653105, 783726, 1044968, 1306210, 1567452, 1959315, 2089936, 2612420, 3134904, 3918630, 5224840, 6269808, 6922913, 7837260, 10449680, 13845826, 15674520, 20768739, 27691652, 31349040, 34614565, 41537478, 55383304, 69229130, 83074956, 103843695, 110766608, 138458260, 166149912, 207687390, 276916520, 332299824, 415374780, 553833040, 830749560, 1661499120]

約数ペア:

[(1, 1661499120), (2, 830749560), (3, 553833040), (4, 415374780), (5, 332299824), (6, 276916520), (8, 207687390), (10, 166149912), (12, 138458260), (15, 110766608), (16, 103843695), (20, 83074956), (24, 69229130), (30, 55383304), (40, 41537478), (48, 34614565), (53, 31349040), (60, 27691652), (80, 20768739), (106, 15674520), (120, 13845826), (159, 10449680), (212, 7837260), (240, 6922913), (265, 6269808), (318, 5224840), (424, 3918630), (530, 3134904), (636, 2612420), (795, 2089936), (848, 1959315), (1060, 1567452), (1272, 1306210), (1590, 1044968), (2120, 783726), (2544, 653105), (3180, 522484), (4240, 391863), (6360, 261242), (12720, 130621)]