1515698820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{64279}}^1$

素因数の和:64425

約数の個数: 72

約数和(自身を含む): 4632788160

約数和(自身を除く): 3117089340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 11790, 23580, 64279, 128558, 192837, 257116, 321395, 385674, 578511, 642790, 771348, 964185, 1157022, 1285580, 1928370, 2314044, 2892555, 3856740, 5785110, 8420549, 11570220, 16841098, 25261647, 33682196, 42102745, 50523294, 75784941, 84205490, 101046588, 126308235, 151569882, 168410980, 252616470, 303139764, 378924705, 505232940, 757849410, 1515698820]

約数ペア:

[(1, 1515698820), (2, 757849410), (3, 505232940), (4, 378924705), (5, 303139764), (6, 252616470), (9, 168410980), (10, 151569882), (12, 126308235), (15, 101046588), (18, 84205490), (20, 75784941), (30, 50523294), (36, 42102745), (45, 33682196), (60, 25261647), (90, 16841098), (131, 11570220), (180, 8420549), (262, 5785110), (393, 3856740), (524, 2892555), (655, 2314044), (786, 1928370), (1179, 1285580), (1310, 1157022), (1572, 964185), (1965, 771348), (2358, 642790), (2620, 578511), (3930, 385674), (4716, 321395), (5895, 257116), (7860, 192837), (11790, 128558), (23580, 64279)]