1438680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 4550400

約数和(自身を除く): 3111720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 631, 760, 1140, 1262, 1893, 2280, 2524, 3155, 3786, 5048, 6310, 7572, 9465, 11989, 12620, 15144, 18930, 23978, 25240, 35967, 37860, 47956, 59945, 71934, 75720, 95912, 119890, 143868, 179835, 239780, 287736, 359670, 479560, 719340, 1438680]

約数ペア:

[(1, 1438680), (2, 719340), (3, 479560), (4, 359670), (5, 287736), (6, 239780), (8, 179835), (10, 143868), (12, 119890), (15, 95912), (19, 75720), (20, 71934), (24, 59945), (30, 47956), (38, 37860), (40, 35967), (57, 25240), (60, 23978), (76, 18930), (95, 15144), (114, 12620), (120, 11989), (152, 9465), (190, 7572), (228, 6310), (285, 5048), (380, 3786), (456, 3155), (570, 2524), (631, 2280), (760, 1893), (1140, 1262)]