493381120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6217}}^1$

素因数の和:6271

約数の個数: 80

約数和(自身を含む): 1221314688

約数和(自身を除く): 727933568

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, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 6217, 7936, 9920, 12434, 15872, 19840, 24868, 31085, 39680, 49736, 62170, 79360, 99472, 124340, 192727, 198944, 248680, 385454, 397888, 497360, 770908, 795776, 963635, 994720, 1541816, 1591552, 1927270, 1989440, 3083632, 3183104, 3854540, 3978880, 6167264, 7709080, 7957760, 12334528, 15418160, 15915520, 24669056, 30836320, 49338112, 61672640, 98676224, 123345280, 246690560, 493381120]

約数ペア:

[(1, 493381120), (2, 246690560), (4, 123345280), (5, 98676224), (8, 61672640), (10, 49338112), (16, 30836320), (20, 24669056), (31, 15915520), (32, 15418160), (40, 12334528), (62, 7957760), (64, 7709080), (80, 6167264), (124, 3978880), (128, 3854540), (155, 3183104), (160, 3083632), (248, 1989440), (256, 1927270), (310, 1591552), (320, 1541816), (496, 994720), (512, 963635), (620, 795776), (640, 770908), (992, 497360), (1240, 397888), (1280, 385454), (1984, 248680), (2480, 198944), (2560, 192727), (3968, 124340), (4960, 99472), (6217, 79360), (7936, 62170), (9920, 49736), (12434, 39680), (15872, 31085), (19840, 24868)]