409132920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{853}}^1$

素因数の和:1445

約数の個数: 128

約数和(自身を含む): 1406845440

約数和(自身を除く): 997712520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 571, 840, 853, 1142, 1706, 1713, 2284, 2559, 2855, 3412, 3426, 3997, 4265, 4568, 5118, 5710, 5971, 6824, 6852, 7994, 8530, 8565, 10236, 11420, 11942, 11991, 12795, 13704, 15988, 17060, 17130, 17913, 19985, 20472, 22840, 23884, 23982, 25590, 29855, 31976, 34120, 34260, 35826, 39970, 47768, 47964, 51180, 59710, 59955, 68520, 71652, 79940, 89565, 95928, 102360, 119420, 119910, 143304, 159880, 179130, 238840, 239820, 358260, 479640, 487063, 716520, 974126, 1461189, 1948252, 2435315, 2922378, 3409441, 3896504, 4870630, 5844756, 6818882, 7305945, 9741260, 10228323, 11689512, 13637764, 14611890, 17047205, 19482520, 20456646, 27275528, 29223780, 34094410, 40913292, 51141615, 58447560, 68188820, 81826584, 102283230, 136377640, 204566460, 409132920]

約数ペア:

[(1, 409132920), (2, 204566460), (3, 136377640), (4, 102283230), (5, 81826584), (6, 68188820), (7, 58447560), (8, 51141615), (10, 40913292), (12, 34094410), (14, 29223780), (15, 27275528), (20, 20456646), (21, 19482520), (24, 17047205), (28, 14611890), (30, 13637764), (35, 11689512), (40, 10228323), (42, 9741260), (56, 7305945), (60, 6818882), (70, 5844756), (84, 4870630), (105, 3896504), (120, 3409441), (140, 2922378), (168, 2435315), (210, 1948252), (280, 1461189), (420, 974126), (571, 716520), (840, 487063), (853, 479640), (1142, 358260), (1706, 239820), (1713, 238840), (2284, 179130), (2559, 159880), (2855, 143304), (3412, 119910), (3426, 119420), (3997, 102360), (4265, 95928), (4568, 89565), (5118, 79940), (5710, 71652), (5971, 68520), (6824, 59955), (6852, 59710), (7994, 51180), (8530, 47964), (8565, 47768), (10236, 39970), (11420, 35826), (11942, 34260), (11991, 34120), (12795, 31976), (13704, 29855), (15988, 25590), (17060, 23982), (17130, 23884), (17913, 22840), (19985, 20472)]