72601305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 142456320

約数和(自身を除く): 69855015

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 89, 105, 119, 255, 267, 357, 445, 457, 595, 623, 1335, 1371, 1513, 1785, 1869, 2285, 3115, 3199, 4539, 6855, 7565, 7769, 9345, 9597, 10591, 15995, 22695, 23307, 31773, 38845, 40673, 47985, 52955, 54383, 116535, 122019, 158865, 163149, 203365, 271915, 284711, 610095, 691441, 815745, 854133, 1423555, 2074323, 3457205, 4270665, 4840087, 10371615, 14520261, 24200435, 72601305]

約数ペア:

[(1, 72601305), (3, 24200435), (5, 14520261), (7, 10371615), (15, 4840087), (17, 4270665), (21, 3457205), (35, 2074323), (51, 1423555), (85, 854133), (89, 815745), (105, 691441), (119, 610095), (255, 284711), (267, 271915), (357, 203365), (445, 163149), (457, 158865), (595, 122019), (623, 116535), (1335, 54383), (1371, 52955), (1513, 47985), (1785, 40673), (1869, 38845), (2285, 31773), (3115, 23307), (3199, 22695), (4539, 15995), (6855, 10591), (7565, 9597), (7769, 9345)]