457950

素因数分解:

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

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1178496

約数和(自身を除く): 720546

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 71, 75, 86, 129, 142, 150, 213, 215, 258, 355, 426, 430, 645, 710, 1065, 1075, 1290, 1775, 2130, 2150, 3053, 3225, 3550, 5325, 6106, 6450, 9159, 10650, 15265, 18318, 30530, 45795, 76325, 91590, 152650, 228975, 457950]

約数ペア:

[(1, 457950), (2, 228975), (3, 152650), (5, 91590), (6, 76325), (10, 45795), (15, 30530), (25, 18318), (30, 15265), (43, 10650), (50, 9159), (71, 6450), (75, 6106), (86, 5325), (129, 3550), (142, 3225), (150, 3053), (213, 2150), (215, 2130), (258, 1775), (355, 1290), (426, 1075), (430, 1065), (645, 710)]