64172115

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 135432000

約数和(自身を除く): 71259885

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 89, 105, 109, 135, 147, 189, 245, 267, 315, 327, 441, 445, 545, 623, 735, 763, 801, 945, 981, 1323, 1335, 1635, 1869, 2205, 2289, 2403, 2943, 3115, 3815, 4005, 4361, 4905, 5341, 5607, 6615, 6867, 9345, 9701, 11445, 12015, 13083, 14715, 16023, 16821, 20601, 21805, 26705, 28035, 29103, 34335, 39249, 48069, 48505, 65415, 67907, 80115, 84105, 87309, 103005, 117747, 144207, 145515, 196245, 203721, 240345, 261927, 339535, 436545, 475349, 588735, 611163, 721035, 1018605, 1309635, 1426047, 1833489, 2376745, 3055815, 4278141, 7130235, 9167445, 12834423, 21390705, 64172115]

約数ペア:

[(1, 64172115), (3, 21390705), (5, 12834423), (7, 9167445), (9, 7130235), (15, 4278141), (21, 3055815), (27, 2376745), (35, 1833489), (45, 1426047), (49, 1309635), (63, 1018605), (89, 721035), (105, 611163), (109, 588735), (135, 475349), (147, 436545), (189, 339535), (245, 261927), (267, 240345), (315, 203721), (327, 196245), (441, 145515), (445, 144207), (545, 117747), (623, 103005), (735, 87309), (763, 84105), (801, 80115), (945, 67907), (981, 65415), (1323, 48505), (1335, 48069), (1635, 39249), (1869, 34335), (2205, 29103), (2289, 28035), (2403, 26705), (2943, 21805), (3115, 20601), (3815, 16821), (4005, 16023), (4361, 14715), (4905, 13083), (5341, 12015), (5607, 11445), (6615, 9701), (6867, 9345)]