72928960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 191511936

約数和(自身を除く): 118582976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 320, 373, 376, 416, 470, 520, 611, 746, 752, 832, 940, 1040, 1222, 1492, 1504, 1865, 1880, 2080, 2444, 2984, 3008, 3055, 3730, 3760, 4160, 4849, 4888, 5968, 6110, 7460, 7520, 9698, 9776, 11936, 12220, 14920, 15040, 17531, 19396, 19552, 23872, 24245, 24440, 29840, 35062, 38792, 39104, 48490, 48880, 59680, 70124, 77584, 87655, 96980, 97760, 119360, 140248, 155168, 175310, 193960, 195520, 227903, 280496, 310336, 350620, 387920, 455806, 560992, 701240, 775840, 911612, 1121984, 1139515, 1402480, 1551680, 1823224, 2279030, 2804960, 3646448, 4558060, 5609920, 7292896, 9116120, 14585792, 18232240, 36464480, 72928960]

約数ペア:

[(1, 72928960), (2, 36464480), (4, 18232240), (5, 14585792), (8, 9116120), (10, 7292896), (13, 5609920), (16, 4558060), (20, 3646448), (26, 2804960), (32, 2279030), (40, 1823224), (47, 1551680), (52, 1402480), (64, 1139515), (65, 1121984), (80, 911612), (94, 775840), (104, 701240), (130, 560992), (160, 455806), (188, 387920), (208, 350620), (235, 310336), (260, 280496), (320, 227903), (373, 195520), (376, 193960), (416, 175310), (470, 155168), (520, 140248), (611, 119360), (746, 97760), (752, 96980), (832, 87655), (940, 77584), (1040, 70124), (1222, 59680), (1492, 48880), (1504, 48490), (1865, 39104), (1880, 38792), (2080, 35062), (2444, 29840), (2984, 24440), (3008, 24245), (3055, 23872), (3730, 19552), (3760, 19396), (4160, 17531), (4849, 15040), (4888, 14920), (5968, 12220), (6110, 11936), (7460, 9776), (7520, 9698)]