74572785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 163676160

約数和(自身を除く): 89103375

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 47, 63, 69, 73, 105, 115, 135, 141, 161, 189, 207, 219, 235, 315, 329, 345, 365, 423, 483, 511, 621, 657, 705, 805, 945, 987, 1035, 1081, 1095, 1269, 1449, 1533, 1645, 1679, 1971, 2115, 2415, 2555, 2961, 3105, 3243, 3285, 3431, 4347, 4599, 4935, 5037, 5405, 6345, 7245, 7567, 7665, 8395, 8883, 9729, 9855, 10293, 11753, 13797, 14805, 15111, 16215, 17155, 21735, 22701, 22995, 24017, 25185, 29187, 30879, 35259, 37835, 44415, 45333, 48645, 51465, 58765, 68103, 68985, 72051, 75555, 78913, 92637, 105777, 113505, 120085, 145935, 154395, 176295, 204309, 216153, 226665, 236739, 317331, 340515, 360255, 394565, 463185, 528885, 552391, 648459, 710217, 1021545, 1080765, 1183695, 1586655, 1657173, 2130651, 2761955, 3242295, 3551085, 4971519, 8285865, 10653255, 14914557, 24857595, 74572785]

約数ペア:

[(1, 74572785), (3, 24857595), (5, 14914557), (7, 10653255), (9, 8285865), (15, 4971519), (21, 3551085), (23, 3242295), (27, 2761955), (35, 2130651), (45, 1657173), (47, 1586655), (63, 1183695), (69, 1080765), (73, 1021545), (105, 710217), (115, 648459), (135, 552391), (141, 528885), (161, 463185), (189, 394565), (207, 360255), (219, 340515), (235, 317331), (315, 236739), (329, 226665), (345, 216153), (365, 204309), (423, 176295), (483, 154395), (511, 145935), (621, 120085), (657, 113505), (705, 105777), (805, 92637), (945, 78913), (987, 75555), (1035, 72051), (1081, 68985), (1095, 68103), (1269, 58765), (1449, 51465), (1533, 48645), (1645, 45333), (1679, 44415), (1971, 37835), (2115, 35259), (2415, 30879), (2555, 29187), (2961, 25185), (3105, 24017), (3243, 22995), (3285, 22701), (3431, 21735), (4347, 17155), (4599, 16215), (4935, 15111), (5037, 14805), (5405, 13797), (6345, 11753), (7245, 10293), (7567, 9855), (7665, 9729), (8395, 8883)]