72300720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4330

約数の個数: 80

約数和(自身を含む): 227342592

約数和(自身を除く): 155041872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4243, 4260, 5680, 8486, 8520, 12729, 16972, 17040, 21215, 25458, 33944, 42430, 50916, 63645, 67888, 84860, 101832, 127290, 169720, 203664, 254580, 301253, 339440, 509160, 602506, 903759, 1018320, 1205012, 1506265, 1807518, 2410024, 3012530, 3615036, 4518795, 4820048, 6025060, 7230072, 9037590, 12050120, 14460144, 18075180, 24100240, 36150360, 72300720]

約数ペア:

[(1, 72300720), (2, 36150360), (3, 24100240), (4, 18075180), (5, 14460144), (6, 12050120), (8, 9037590), (10, 7230072), (12, 6025060), (15, 4820048), (16, 4518795), (20, 3615036), (24, 3012530), (30, 2410024), (40, 1807518), (48, 1506265), (60, 1205012), (71, 1018320), (80, 903759), (120, 602506), (142, 509160), (213, 339440), (240, 301253), (284, 254580), (355, 203664), (426, 169720), (568, 127290), (710, 101832), (852, 84860), (1065, 67888), (1136, 63645), (1420, 50916), (1704, 42430), (2130, 33944), (2840, 25458), (3408, 21215), (4243, 17040), (4260, 16972), (5680, 12729), (8486, 8520)]