72115260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1336

約数の個数: 144

約数和(自身を含む): 247443840

約数和(自身を除く): 175328580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1291, 1330, 1470, 1596, 1862, 1995, 2582, 2660, 2793, 2940, 3724, 3873, 3990, 4655, 5164, 5586, 6455, 7746, 7980, 9037, 9310, 11172, 12910, 13965, 15492, 18074, 18620, 19365, 24529, 25820, 27111, 27930, 36148, 38730, 45185, 49058, 54222, 55860, 63259, 73587, 77460, 90370, 98116, 108444, 122645, 126518, 135555, 147174, 171703, 180740, 189777, 245290, 253036, 271110, 294348, 316295, 343406, 367935, 379554, 490580, 515109, 542220, 632590, 686812, 735870, 759108, 858515, 948885, 1030218, 1201921, 1265180, 1471740, 1717030, 1897770, 2060436, 2403842, 2575545, 3434060, 3605763, 3795540, 4807684, 5151090, 6009605, 7211526, 10302180, 12019210, 14423052, 18028815, 24038420, 36057630, 72115260]

約数ペア:

[(1, 72115260), (2, 36057630), (3, 24038420), (4, 18028815), (5, 14423052), (6, 12019210), (7, 10302180), (10, 7211526), (12, 6009605), (14, 5151090), (15, 4807684), (19, 3795540), (20, 3605763), (21, 3434060), (28, 2575545), (30, 2403842), (35, 2060436), (38, 1897770), (42, 1717030), (49, 1471740), (57, 1265180), (60, 1201921), (70, 1030218), (76, 948885), (84, 858515), (95, 759108), (98, 735870), (105, 686812), (114, 632590), (133, 542220), (140, 515109), (147, 490580), (190, 379554), (196, 367935), (210, 343406), (228, 316295), (245, 294348), (266, 271110), (285, 253036), (294, 245290), (380, 189777), (399, 180740), (420, 171703), (490, 147174), (532, 135555), (570, 126518), (588, 122645), (665, 108444), (735, 98116), (798, 90370), (931, 77460), (980, 73587), (1140, 63259), (1291, 55860), (1330, 54222), (1470, 49058), (1596, 45185), (1862, 38730), (1995, 36148), (2582, 27930), (2660, 27111), (2793, 25820), (2940, 24529), (3724, 19365), (3873, 18620), (3990, 18074), (4655, 15492), (5164, 13965), (5586, 12910), (6455, 11172), (7746, 9310), (7980, 9037)]