215211120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19079}}^1$

素因数の和:19142

約数の個数: 80

約数和(自身を含む): 681384960

約数和(自身を除く): 466173840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 19079, 38158, 57237, 76316, 95395, 114474, 152632, 190790, 228948, 286185, 305264, 381580, 457896, 572370, 763160, 896713, 915792, 1144740, 1526320, 1793426, 2289480, 2690139, 3586852, 4483565, 4578960, 5380278, 7173704, 8967130, 10760556, 13450695, 14347408, 17934260, 21521112, 26901390, 35868520, 43042224, 53802780, 71737040, 107605560, 215211120]

約数ペア:

[(1, 215211120), (2, 107605560), (3, 71737040), (4, 53802780), (5, 43042224), (6, 35868520), (8, 26901390), (10, 21521112), (12, 17934260), (15, 14347408), (16, 13450695), (20, 10760556), (24, 8967130), (30, 7173704), (40, 5380278), (47, 4578960), (48, 4483565), (60, 3586852), (80, 2690139), (94, 2289480), (120, 1793426), (141, 1526320), (188, 1144740), (235, 915792), (240, 896713), (282, 763160), (376, 572370), (470, 457896), (564, 381580), (705, 305264), (752, 286185), (940, 228948), (1128, 190790), (1410, 152632), (1880, 114474), (2256, 95395), (2820, 76316), (3760, 57237), (5640, 38158), (11280, 19079)]