290455620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53197}}^1$

素因数の和:53229

約数の個数: 96

約数和(自身を含む): 1000973568

約数和(自身を除く): 710517948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 53197, 106394, 159591, 212788, 265985, 319182, 372379, 531970, 638364, 691561, 744758, 797955, 1063940, 1117137, 1383122, 1489516, 1595910, 1861895, 2074683, 2234274, 2766244, 3191820, 3457805, 3723790, 4149366, 4468548, 4840927, 5585685, 6915610, 7447580, 8298732, 9681854, 10373415, 11171370, 13831220, 14522781, 19363708, 20746830, 22342740, 24204635, 29045562, 41493660, 48409270, 58091124, 72613905, 96818540, 145227810, 290455620]

約数ペア:

[(1, 290455620), (2, 145227810), (3, 96818540), (4, 72613905), (5, 58091124), (6, 48409270), (7, 41493660), (10, 29045562), (12, 24204635), (13, 22342740), (14, 20746830), (15, 19363708), (20, 14522781), (21, 13831220), (26, 11171370), (28, 10373415), (30, 9681854), (35, 8298732), (39, 7447580), (42, 6915610), (52, 5585685), (60, 4840927), (65, 4468548), (70, 4149366), (78, 3723790), (84, 3457805), (91, 3191820), (105, 2766244), (130, 2234274), (140, 2074683), (156, 1861895), (182, 1595910), (195, 1489516), (210, 1383122), (260, 1117137), (273, 1063940), (364, 797955), (390, 744758), (420, 691561), (455, 638364), (546, 531970), (780, 372379), (910, 319182), (1092, 265985), (1365, 212788), (1820, 159591), (2730, 106394), (5460, 53197)]