229748680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{997}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 592093440

約数和(自身を除く): 362344760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 823, 997, 1646, 1994, 3292, 3988, 4115, 4985, 5761, 6584, 6979, 7976, 8230, 9970, 11522, 13958, 16460, 19940, 23044, 27916, 28805, 32920, 34895, 39880, 46088, 55832, 57610, 69790, 115220, 139580, 230440, 279160, 820531, 1641062, 3282124, 4102655, 5743717, 6564248, 8205310, 11487434, 16410620, 22974868, 28718585, 32821240, 45949736, 57437170, 114874340, 229748680]

約数ペア:

[(1, 229748680), (2, 114874340), (4, 57437170), (5, 45949736), (7, 32821240), (8, 28718585), (10, 22974868), (14, 16410620), (20, 11487434), (28, 8205310), (35, 6564248), (40, 5743717), (56, 4102655), (70, 3282124), (140, 1641062), (280, 820531), (823, 279160), (997, 230440), (1646, 139580), (1994, 115220), (3292, 69790), (3988, 57610), (4115, 55832), (4985, 46088), (5761, 39880), (6584, 34895), (6979, 32920), (7976, 28805), (8230, 27916), (9970, 23044), (11522, 19940), (13958, 16460)]