15945180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 47900160

約数和(自身を除く): 31954980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 197, 213, 228, 284, 285, 355, 380, 394, 426, 570, 591, 710, 788, 852, 985, 1065, 1140, 1182, 1349, 1420, 1970, 2130, 2364, 2698, 2955, 3743, 3940, 4047, 4260, 5396, 5910, 6745, 7486, 8094, 11229, 11820, 13490, 13987, 14972, 16188, 18715, 20235, 22458, 26980, 27974, 37430, 40470, 41961, 44916, 55948, 56145, 69935, 74860, 80940, 83922, 112290, 139870, 167844, 209805, 224580, 265753, 279740, 419610, 531506, 797259, 839220, 1063012, 1328765, 1594518, 2657530, 3189036, 3986295, 5315060, 7972590, 15945180]

約数ペア:

[(1, 15945180), (2, 7972590), (3, 5315060), (4, 3986295), (5, 3189036), (6, 2657530), (10, 1594518), (12, 1328765), (15, 1063012), (19, 839220), (20, 797259), (30, 531506), (38, 419610), (57, 279740), (60, 265753), (71, 224580), (76, 209805), (95, 167844), (114, 139870), (142, 112290), (190, 83922), (197, 80940), (213, 74860), (228, 69935), (284, 56145), (285, 55948), (355, 44916), (380, 41961), (394, 40470), (426, 37430), (570, 27974), (591, 26980), (710, 22458), (788, 20235), (852, 18715), (985, 16188), (1065, 14972), (1140, 13987), (1182, 13490), (1349, 11820), (1420, 11229), (1970, 8094), (2130, 7486), (2364, 6745), (2698, 5910), (2955, 5396), (3743, 4260), (3940, 4047)]