15599640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{379}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 54720000

約数和(自身を除く): 39120360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 379, 392, 420, 490, 588, 686, 735, 758, 840, 980, 1029, 1137, 1176, 1372, 1470, 1516, 1715, 1895, 1960, 2058, 2274, 2653, 2744, 2940, 3032, 3430, 3790, 4116, 4548, 5145, 5306, 5685, 5880, 6860, 7580, 7959, 8232, 9096, 10290, 10612, 11370, 13265, 13720, 15160, 15918, 18571, 20580, 21224, 22740, 26530, 31836, 37142, 39795, 41160, 45480, 53060, 55713, 63672, 74284, 79590, 92855, 106120, 111426, 129997, 148568, 159180, 185710, 222852, 259994, 278565, 318360, 371420, 389991, 445704, 519988, 557130, 649985, 742840, 779982, 1039976, 1114260, 1299970, 1559964, 1949955, 2228520, 2599940, 3119928, 3899910, 5199880, 7799820, 15599640]

約数ペア:

[(1, 15599640), (2, 7799820), (3, 5199880), (4, 3899910), (5, 3119928), (6, 2599940), (7, 2228520), (8, 1949955), (10, 1559964), (12, 1299970), (14, 1114260), (15, 1039976), (20, 779982), (21, 742840), (24, 649985), (28, 557130), (30, 519988), (35, 445704), (40, 389991), (42, 371420), (49, 318360), (56, 278565), (60, 259994), (70, 222852), (84, 185710), (98, 159180), (105, 148568), (120, 129997), (140, 111426), (147, 106120), (168, 92855), (196, 79590), (210, 74284), (245, 63672), (280, 55713), (294, 53060), (343, 45480), (379, 41160), (392, 39795), (420, 37142), (490, 31836), (588, 26530), (686, 22740), (735, 21224), (758, 20580), (840, 18571), (980, 15918), (1029, 15160), (1137, 13720), (1176, 13265), (1372, 11370), (1470, 10612), (1516, 10290), (1715, 9096), (1895, 8232), (1960, 7959), (2058, 7580), (2274, 6860), (2653, 5880), (2744, 5685), (2940, 5306), (3032, 5145), (3430, 4548), (3790, 4116)]