13978260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 42981120

約数和(自身を除く): 29002860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 983, 1185, 1422, 1580, 1966, 2370, 2844, 2949, 3555, 3932, 4740, 4915, 5898, 7110, 8847, 9830, 11796, 14220, 14745, 17694, 19660, 29490, 35388, 44235, 58980, 77657, 88470, 155314, 176940, 232971, 310628, 388285, 465942, 698913, 776570, 931884, 1164855, 1397826, 1553140, 2329710, 2795652, 3494565, 4659420, 6989130, 13978260]

約数ペア:

[(1, 13978260), (2, 6989130), (3, 4659420), (4, 3494565), (5, 2795652), (6, 2329710), (9, 1553140), (10, 1397826), (12, 1164855), (15, 931884), (18, 776570), (20, 698913), (30, 465942), (36, 388285), (45, 310628), (60, 232971), (79, 176940), (90, 155314), (158, 88470), (180, 77657), (237, 58980), (316, 44235), (395, 35388), (474, 29490), (711, 19660), (790, 17694), (948, 14745), (983, 14220), (1185, 11796), (1422, 9830), (1580, 8847), (1966, 7110), (2370, 5898), (2844, 4915), (2949, 4740), (3555, 3932)]