72571560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{977}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 218289600

約数和(自身を除く): 145718040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 619, 977, 1238, 1857, 1954, 2476, 2931, 3095, 3714, 3908, 4885, 4952, 5862, 6190, 7428, 7816, 9285, 9770, 11724, 12380, 14655, 14856, 18570, 19540, 23448, 24760, 29310, 37140, 39080, 58620, 74280, 117240, 604763, 1209526, 1814289, 2419052, 3023815, 3628578, 4838104, 6047630, 7257156, 9071445, 12095260, 14514312, 18142890, 24190520, 36285780, 72571560]

約数ペア:

[(1, 72571560), (2, 36285780), (3, 24190520), (4, 18142890), (5, 14514312), (6, 12095260), (8, 9071445), (10, 7257156), (12, 6047630), (15, 4838104), (20, 3628578), (24, 3023815), (30, 2419052), (40, 1814289), (60, 1209526), (120, 604763), (619, 117240), (977, 74280), (1238, 58620), (1857, 39080), (1954, 37140), (2476, 29310), (2931, 24760), (3095, 23448), (3714, 19540), (3908, 18570), (4885, 14856), (4952, 14655), (5862, 12380), (6190, 11724), (7428, 9770), (7816, 9285)]