72188220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4871}}^1$

素因数の和:4915

約数の個数: 96

約数和(自身を含む): 229178880

約数和(自身を除く): 156990660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4871, 4940, 7410, 9742, 14613, 14820, 19484, 24355, 29226, 48710, 58452, 63323, 73065, 92549, 97420, 126646, 146130, 185098, 189969, 253292, 277647, 292260, 316615, 370196, 379938, 462745, 555294, 633230, 759876, 925490, 949845, 1110588, 1203137, 1266460, 1388235, 1850980, 1899690, 2406274, 2776470, 3609411, 3799380, 4812548, 5552940, 6015685, 7218822, 12031370, 14437644, 18047055, 24062740, 36094110, 72188220]

約数ペア:

[(1, 72188220), (2, 36094110), (3, 24062740), (4, 18047055), (5, 14437644), (6, 12031370), (10, 7218822), (12, 6015685), (13, 5552940), (15, 4812548), (19, 3799380), (20, 3609411), (26, 2776470), (30, 2406274), (38, 1899690), (39, 1850980), (52, 1388235), (57, 1266460), (60, 1203137), (65, 1110588), (76, 949845), (78, 925490), (95, 759876), (114, 633230), (130, 555294), (156, 462745), (190, 379938), (195, 370196), (228, 316615), (247, 292260), (260, 277647), (285, 253292), (380, 189969), (390, 185098), (494, 146130), (570, 126646), (741, 97420), (780, 92549), (988, 73065), (1140, 63323), (1235, 58452), (1482, 48710), (2470, 29226), (2964, 24355), (3705, 19484), (4871, 14820), (4940, 14613), (7410, 9742)]