198978480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{276359}}^1$

素因数の和:276378

約数の個数: 60

約数和(自身を含む): 668238480

約数和(自身を除く): 469260000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 276359, 552718, 829077, 1105436, 1381795, 1658154, 2210872, 2487231, 2763590, 3316308, 4145385, 4421744, 4974462, 5527180, 6632616, 8290770, 9948924, 11054360, 12436155, 13265232, 16581540, 19897848, 22108720, 24872310, 33163080, 39795696, 49744620, 66326160, 99489240, 198978480]

約数ペア:

[(1, 198978480), (2, 99489240), (3, 66326160), (4, 49744620), (5, 39795696), (6, 33163080), (8, 24872310), (9, 22108720), (10, 19897848), (12, 16581540), (15, 13265232), (16, 12436155), (18, 11054360), (20, 9948924), (24, 8290770), (30, 6632616), (36, 5527180), (40, 4974462), (45, 4421744), (48, 4145385), (60, 3316308), (72, 2763590), (80, 2487231), (90, 2210872), (120, 1658154), (144, 1381795), (180, 1105436), (240, 829077), (360, 552718), (720, 276359)]