419298560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10567}}^1$

素因数の和:10619

約数の個数: 72

約数和(自身を含む): 1036847616

約数和(自身を除く): 617549056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 10567, 19840, 21134, 39680, 42268, 52835, 84536, 105670, 169072, 211340, 327577, 338144, 422680, 655154, 676288, 845360, 1310308, 1352576, 1637885, 1690720, 2620616, 2705152, 3275770, 3381440, 5241232, 6551540, 6762880, 10482464, 13103080, 13525760, 20964928, 26206160, 41929856, 52412320, 83859712, 104824640, 209649280, 419298560]

約数ペア:

[(1, 419298560), (2, 209649280), (4, 104824640), (5, 83859712), (8, 52412320), (10, 41929856), (16, 26206160), (20, 20964928), (31, 13525760), (32, 13103080), (40, 10482464), (62, 6762880), (64, 6551540), (80, 5241232), (124, 3381440), (128, 3275770), (155, 2705152), (160, 2620616), (248, 1690720), (256, 1637885), (310, 1352576), (320, 1310308), (496, 845360), (620, 676288), (640, 655154), (992, 422680), (1240, 338144), (1280, 327577), (1984, 211340), (2480, 169072), (3968, 105670), (4960, 84536), (7936, 52835), (9920, 42268), (10567, 39680), (19840, 21134)]