180707070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1973}}^1$

素因数の和:2097

約数の個数: 64

約数和(自身を含む): 450261504

約数和(自身を除く): 269554434

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 71, 86, 129, 142, 213, 215, 258, 355, 426, 430, 645, 710, 1065, 1290, 1973, 2130, 3053, 3946, 5919, 6106, 9159, 9865, 11838, 15265, 18318, 19730, 29595, 30530, 45795, 59190, 84839, 91590, 140083, 169678, 254517, 280166, 420249, 424195, 509034, 700415, 840498, 848390, 1272585, 1400830, 2101245, 2545170, 4202490, 6023569, 12047138, 18070707, 30117845, 36141414, 60235690, 90353535, 180707070]

約数ペア:

[(1, 180707070), (2, 90353535), (3, 60235690), (5, 36141414), (6, 30117845), (10, 18070707), (15, 12047138), (30, 6023569), (43, 4202490), (71, 2545170), (86, 2101245), (129, 1400830), (142, 1272585), (213, 848390), (215, 840498), (258, 700415), (355, 509034), (426, 424195), (430, 420249), (645, 280166), (710, 254517), (1065, 169678), (1290, 140083), (1973, 91590), (2130, 84839), (3053, 59190), (3946, 45795), (5919, 30530), (6106, 29595), (9159, 19730), (9865, 18318), (11838, 15265)]