989879730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{23687}}^1$

素因数の和:23903

約数の個数: 64

約数和(自身を含む): 2728857600

約数和(自身を除く): 1738977870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 199, 210, 398, 597, 995, 1194, 1393, 1990, 2786, 2985, 4179, 5970, 6965, 8358, 13930, 20895, 23687, 41790, 47374, 71061, 118435, 142122, 165809, 236870, 331618, 355305, 497427, 710610, 829045, 994854, 1658090, 2487135, 4713713, 4974270, 9427426, 14141139, 23568565, 28282278, 32995991, 47137130, 65991982, 70705695, 98987973, 141411390, 164979955, 197975946, 329959910, 494939865, 989879730]

約数ペア:

[(1, 989879730), (2, 494939865), (3, 329959910), (5, 197975946), (6, 164979955), (7, 141411390), (10, 98987973), (14, 70705695), (15, 65991982), (21, 47137130), (30, 32995991), (35, 28282278), (42, 23568565), (70, 14141139), (105, 9427426), (199, 4974270), (210, 4713713), (398, 2487135), (597, 1658090), (995, 994854), (1194, 829045), (1393, 710610), (1990, 497427), (2786, 355305), (2985, 331618), (4179, 236870), (5970, 165809), (6965, 142122), (8358, 118435), (13930, 71061), (20895, 47374), (23687, 41790)]