18419280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6977}}^1$

素因数の和:7004

約数の個数: 80

約数和(自身を含む): 62299584

約数和(自身を除く): 43880304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 6977, 13954, 20931, 27908, 34885, 41862, 55816, 69770, 76747, 83724, 104655, 111632, 139540, 153494, 167448, 209310, 230241, 279080, 306988, 334896, 383735, 418620, 460482, 558160, 613976, 767470, 837240, 920964, 1151205, 1227952, 1534940, 1674480, 1841928, 2302410, 3069880, 3683856, 4604820, 6139760, 9209640, 18419280]

約数ペア:

[(1, 18419280), (2, 9209640), (3, 6139760), (4, 4604820), (5, 3683856), (6, 3069880), (8, 2302410), (10, 1841928), (11, 1674480), (12, 1534940), (15, 1227952), (16, 1151205), (20, 920964), (22, 837240), (24, 767470), (30, 613976), (33, 558160), (40, 460482), (44, 418620), (48, 383735), (55, 334896), (60, 306988), (66, 279080), (80, 230241), (88, 209310), (110, 167448), (120, 153494), (132, 139540), (165, 111632), (176, 104655), (220, 83724), (240, 76747), (264, 69770), (330, 55816), (440, 41862), (528, 34885), (660, 27908), (880, 20931), (1320, 13954), (2640, 6977)]