66978420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1433}}^1$

素因数の和:1505

約数の個数: 96

約数和(自身を含む): 202366080

約数和(自身を除く): 135387660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 76, 82, 95, 114, 123, 164, 190, 205, 228, 246, 285, 380, 410, 492, 570, 615, 779, 820, 1140, 1230, 1433, 1558, 2337, 2460, 2866, 3116, 3895, 4299, 4674, 5732, 7165, 7790, 8598, 9348, 11685, 14330, 15580, 17196, 21495, 23370, 27227, 28660, 42990, 46740, 54454, 58753, 81681, 85980, 108908, 117506, 136135, 163362, 176259, 235012, 272270, 293765, 326724, 352518, 408405, 544540, 587530, 705036, 816810, 881295, 1116307, 1175060, 1633620, 1762590, 2232614, 3348921, 3525180, 4465228, 5581535, 6697842, 11163070, 13395684, 16744605, 22326140, 33489210, 66978420]

約数ペア:

[(1, 66978420), (2, 33489210), (3, 22326140), (4, 16744605), (5, 13395684), (6, 11163070), (10, 6697842), (12, 5581535), (15, 4465228), (19, 3525180), (20, 3348921), (30, 2232614), (38, 1762590), (41, 1633620), (57, 1175060), (60, 1116307), (76, 881295), (82, 816810), (95, 705036), (114, 587530), (123, 544540), (164, 408405), (190, 352518), (205, 326724), (228, 293765), (246, 272270), (285, 235012), (380, 176259), (410, 163362), (492, 136135), (570, 117506), (615, 108908), (779, 85980), (820, 81681), (1140, 58753), (1230, 54454), (1433, 46740), (1558, 42990), (2337, 28660), (2460, 27227), (2866, 23370), (3116, 21495), (3895, 17196), (4299, 15580), (4674, 14330), (5732, 11685), (7165, 9348), (7790, 8598)]