259640040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{823}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 854323200

約数和(自身を除く): 594683160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 239, 264, 330, 440, 478, 660, 717, 823, 956, 1195, 1320, 1434, 1646, 1912, 2390, 2469, 2629, 2868, 3292, 3585, 4115, 4780, 4938, 5258, 5736, 6584, 7170, 7887, 8230, 9053, 9560, 9876, 10516, 12345, 13145, 14340, 15774, 16460, 18106, 19752, 21032, 24690, 26290, 27159, 28680, 31548, 32920, 36212, 39435, 45265, 49380, 52580, 54318, 63096, 72424, 78870, 90530, 98760, 105160, 108636, 135795, 157740, 181060, 196697, 217272, 271590, 315480, 362120, 393394, 543180, 590091, 786788, 983485, 1086360, 1180182, 1573576, 1966970, 2163667, 2360364, 2950455, 3933940, 4327334, 4720728, 5900910, 6491001, 7867880, 8654668, 10818335, 11801820, 12982002, 17309336, 21636670, 23603640, 25964004, 32455005, 43273340, 51928008, 64910010, 86546680, 129820020, 259640040]

約数ペア:

[(1, 259640040), (2, 129820020), (3, 86546680), (4, 64910010), (5, 51928008), (6, 43273340), (8, 32455005), (10, 25964004), (11, 23603640), (12, 21636670), (15, 17309336), (20, 12982002), (22, 11801820), (24, 10818335), (30, 8654668), (33, 7867880), (40, 6491001), (44, 5900910), (55, 4720728), (60, 4327334), (66, 3933940), (88, 2950455), (110, 2360364), (120, 2163667), (132, 1966970), (165, 1573576), (220, 1180182), (239, 1086360), (264, 983485), (330, 786788), (440, 590091), (478, 543180), (660, 393394), (717, 362120), (823, 315480), (956, 271590), (1195, 217272), (1320, 196697), (1434, 181060), (1646, 157740), (1912, 135795), (2390, 108636), (2469, 105160), (2629, 98760), (2868, 90530), (3292, 78870), (3585, 72424), (4115, 63096), (4780, 54318), (4938, 52580), (5258, 49380), (5736, 45265), (6584, 39435), (7170, 36212), (7887, 32920), (8230, 31548), (9053, 28680), (9560, 27159), (9876, 26290), (10516, 24690), (12345, 21032), (13145, 19752), (14340, 18106), (15774, 16460)]