419849640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{23801}}^1$

素因数の和:23832

約数の個数: 144

約数和(自身を含む): 1587355380

約数和(自身を除く): 1167505740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 23801, 47602, 71403, 95204, 119005, 142806, 166607, 190408, 214209, 238010, 285612, 333214, 357015, 428418, 476020, 499821, 571224, 666428, 714030, 833035, 856836, 952040, 999642, 1071045, 1166249, 1332856, 1428060, 1499463, 1666070, 1713672, 1999284, 2142090, 2332498, 2499105, 2856120, 2998926, 3332140, 3498747, 3998568, 4284180, 4664996, 4998210, 5831245, 5997852, 6664280, 6997494, 7497315, 8568360, 9329992, 9996420, 10496241, 11662490, 11995704, 13994988, 14994630, 17493735, 19992840, 20992482, 23324980, 27989976, 29989260, 34987470, 41984964, 46649960, 52481205, 59978520, 69974940, 83969928, 104962410, 139949880, 209924820, 419849640]

約数ペア:

[(1, 419849640), (2, 209924820), (3, 139949880), (4, 104962410), (5, 83969928), (6, 69974940), (7, 59978520), (8, 52481205), (9, 46649960), (10, 41984964), (12, 34987470), (14, 29989260), (15, 27989976), (18, 23324980), (20, 20992482), (21, 19992840), (24, 17493735), (28, 14994630), (30, 13994988), (35, 11995704), (36, 11662490), (40, 10496241), (42, 9996420), (45, 9329992), (49, 8568360), (56, 7497315), (60, 6997494), (63, 6664280), (70, 5997852), (72, 5831245), (84, 4998210), (90, 4664996), (98, 4284180), (105, 3998568), (120, 3498747), (126, 3332140), (140, 2998926), (147, 2856120), (168, 2499105), (180, 2332498), (196, 2142090), (210, 1999284), (245, 1713672), (252, 1666070), (280, 1499463), (294, 1428060), (315, 1332856), (360, 1166249), (392, 1071045), (420, 999642), (441, 952040), (490, 856836), (504, 833035), (588, 714030), (630, 666428), (735, 571224), (840, 499821), (882, 476020), (980, 428418), (1176, 357015), (1260, 333214), (1470, 285612), (1764, 238010), (1960, 214209), (2205, 190408), (2520, 166607), (2940, 142806), (3528, 119005), (4410, 95204), (5880, 71403), (8820, 47602), (17640, 23801)]