578280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 1785600

約数和(自身を除く): 1207320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 79, 120, 122, 158, 183, 237, 244, 305, 316, 366, 395, 474, 488, 610, 632, 732, 790, 915, 948, 1185, 1220, 1464, 1580, 1830, 1896, 2370, 2440, 3160, 3660, 4740, 4819, 7320, 9480, 9638, 14457, 19276, 24095, 28914, 38552, 48190, 57828, 72285, 96380, 115656, 144570, 192760, 289140, 578280]

約数ペア:

[(1, 578280), (2, 289140), (3, 192760), (4, 144570), (5, 115656), (6, 96380), (8, 72285), (10, 57828), (12, 48190), (15, 38552), (20, 28914), (24, 24095), (30, 19276), (40, 14457), (60, 9638), (61, 9480), (79, 7320), (120, 4819), (122, 4740), (158, 3660), (183, 3160), (237, 2440), (244, 2370), (305, 1896), (316, 1830), (366, 1580), (395, 1464), (474, 1220), (488, 1185), (610, 948), (632, 915), (732, 790)]