40121445

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 90123840

約数和(自身を除く): 50002395

約数列:

[1, 3, 5, 7, 13, 15, 17, 19, 21, 35, 39, 49, 51, 57, 65, 85, 91, 95, 105, 119, 133, 147, 169, 195, 221, 245, 247, 255, 273, 285, 323, 357, 399, 455, 507, 595, 637, 663, 665, 735, 741, 833, 845, 931, 969, 1105, 1183, 1235, 1365, 1547, 1615, 1729, 1785, 1911, 1995, 2261, 2499, 2535, 2793, 2873, 3185, 3211, 3315, 3549, 3705, 4165, 4199, 4641, 4655, 4845, 5187, 5915, 6783, 7735, 8281, 8619, 8645, 9555, 9633, 10829, 11305, 12103, 12495, 12597, 13965, 14365, 15827, 16055, 17745, 20111, 20995, 22477, 23205, 24843, 25935, 29393, 32487, 33915, 36309, 41405, 43095, 47481, 48165, 54145, 54587, 60333, 60515, 62985, 67431, 79135, 88179, 100555, 112385, 124215, 140777, 146965, 157339, 162435, 163761, 181545, 205751, 237405, 272935, 301665, 337155, 382109, 422331, 440895, 472017, 617253, 703885, 786695, 818805, 1028755, 1146327, 1910545, 2111655, 2360085, 2674763, 3086265, 5731635, 8024289, 13373815, 40121445]

約数ペア:

[(1, 40121445), (3, 13373815), (5, 8024289), (7, 5731635), (13, 3086265), (15, 2674763), (17, 2360085), (19, 2111655), (21, 1910545), (35, 1146327), (39, 1028755), (49, 818805), (51, 786695), (57, 703885), (65, 617253), (85, 472017), (91, 440895), (95, 422331), (105, 382109), (119, 337155), (133, 301665), (147, 272935), (169, 237405), (195, 205751), (221, 181545), (245, 163761), (247, 162435), (255, 157339), (273, 146965), (285, 140777), (323, 124215), (357, 112385), (399, 100555), (455, 88179), (507, 79135), (595, 67431), (637, 62985), (663, 60515), (665, 60333), (735, 54587), (741, 54145), (833, 48165), (845, 47481), (931, 43095), (969, 41405), (1105, 36309), (1183, 33915), (1235, 32487), (1365, 29393), (1547, 25935), (1615, 24843), (1729, 23205), (1785, 22477), (1911, 20995), (1995, 20111), (2261, 17745), (2499, 16055), (2535, 15827), (2793, 14365), (2873, 13965), (3185, 12597), (3211, 12495), (3315, 12103), (3549, 11305), (3705, 10829), (4165, 9633), (4199, 9555), (4641, 8645), (4655, 8619), (4845, 8281), (5187, 7735), (5915, 6783)]