405238470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{148439}}^1$

素因数の和:148469

約数の個数: 64

約数和(自身を含む): 1197020160

約数和(自身を除く): 791781690

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 148439, 296878, 445317, 742195, 890634, 1039073, 1484390, 1929707, 2078146, 2226585, 3117219, 3859414, 4453170, 5195365, 5789121, 6234438, 9648535, 10390730, 11578242, 13507949, 15586095, 19297070, 27015898, 28945605, 31172190, 40523847, 57891210, 67539745, 81047694, 135079490, 202619235, 405238470]

約数ペア:

[(1, 405238470), (2, 202619235), (3, 135079490), (5, 81047694), (6, 67539745), (7, 57891210), (10, 40523847), (13, 31172190), (14, 28945605), (15, 27015898), (21, 19297070), (26, 15586095), (30, 13507949), (35, 11578242), (39, 10390730), (42, 9648535), (65, 6234438), (70, 5789121), (78, 5195365), (91, 4453170), (105, 3859414), (130, 3117219), (182, 2226585), (195, 2078146), (210, 1929707), (273, 1484390), (390, 1039073), (455, 890634), (546, 742195), (910, 445317), (1365, 296878), (2730, 148439)]