1566509920

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:2048

約数の個数: 96

約数和(自身を含む): 3806429760

約数和(自身を除く): 2239919840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 73, 80, 142, 146, 160, 284, 292, 355, 365, 568, 584, 710, 730, 1136, 1168, 1420, 1460, 1889, 2272, 2336, 2840, 2920, 3778, 5183, 5680, 5840, 7556, 9445, 10366, 11360, 11680, 15112, 18890, 20732, 25915, 30224, 37780, 41464, 51830, 60448, 75560, 82928, 103660, 134119, 137897, 151120, 165856, 207320, 268238, 275794, 302240, 414640, 536476, 551588, 670595, 689485, 829280, 1072952, 1103176, 1341190, 1378970, 2145904, 2206352, 2682380, 2757940, 4291808, 4412704, 5364760, 5515880, 9790687, 10729520, 11031760, 19581374, 21459040, 22063520, 39162748, 48953435, 78325496, 97906870, 156650992, 195813740, 313301984, 391627480, 783254960, 1566509920]

約数ペア:

[(1, 1566509920), (2, 783254960), (4, 391627480), (5, 313301984), (8, 195813740), (10, 156650992), (16, 97906870), (20, 78325496), (32, 48953435), (40, 39162748), (71, 22063520), (73, 21459040), (80, 19581374), (142, 11031760), (146, 10729520), (160, 9790687), (284, 5515880), (292, 5364760), (355, 4412704), (365, 4291808), (568, 2757940), (584, 2682380), (710, 2206352), (730, 2145904), (1136, 1378970), (1168, 1341190), (1420, 1103176), (1460, 1072952), (1889, 829280), (2272, 689485), (2336, 670595), (2840, 551588), (2920, 536476), (3778, 414640), (5183, 302240), (5680, 275794), (5840, 268238), (7556, 207320), (9445, 165856), (10366, 151120), (11360, 137897), (11680, 134119), (15112, 103660), (18890, 82928), (20732, 75560), (25915, 60448), (30224, 51830), (37780, 41464)]