156973160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1759}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 372556800

約数和(自身を除く): 215583640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 460, 485, 776, 920, 970, 1759, 1940, 2231, 3518, 3880, 4462, 7036, 8795, 8924, 11155, 14072, 17590, 17848, 22310, 35180, 40457, 44620, 70360, 80914, 89240, 161828, 170623, 202285, 323656, 341246, 404570, 682492, 809140, 853115, 1364984, 1618280, 1706230, 3412460, 3924329, 6824920, 7848658, 15697316, 19621645, 31394632, 39243290, 78486580, 156973160]

約数ペア:

[(1, 156973160), (2, 78486580), (4, 39243290), (5, 31394632), (8, 19621645), (10, 15697316), (20, 7848658), (23, 6824920), (40, 3924329), (46, 3412460), (92, 1706230), (97, 1618280), (115, 1364984), (184, 853115), (194, 809140), (230, 682492), (388, 404570), (460, 341246), (485, 323656), (776, 202285), (920, 170623), (970, 161828), (1759, 89240), (1940, 80914), (2231, 70360), (3518, 44620), (3880, 40457), (4462, 35180), (7036, 22310), (8795, 17848), (8924, 17590), (11155, 14072)]