31190852

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 78599808

約数和(自身を除く): 47408956

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 23, 28, 34, 37, 44, 46, 49, 68, 74, 77, 92, 98, 119, 148, 154, 161, 187, 196, 238, 253, 259, 308, 322, 374, 391, 407, 476, 506, 518, 539, 629, 644, 748, 782, 814, 833, 851, 1012, 1036, 1078, 1127, 1258, 1309, 1564, 1628, 1666, 1702, 1771, 1813, 2156, 2254, 2516, 2618, 2737, 2849, 3332, 3404, 3542, 3626, 4301, 4403, 4508, 5236, 5474, 5698, 5957, 6919, 7084, 7252, 8602, 8806, 9163, 9361, 10948, 11396, 11914, 12397, 13838, 14467, 17204, 17612, 18326, 18722, 19159, 19943, 23828, 24794, 27676, 28934, 30107, 30821, 36652, 37444, 38318, 39886, 41699, 48433, 49588, 57868, 60214, 61642, 65527, 76636, 79772, 83398, 96866, 101269, 120428, 123284, 131054, 159137, 166796, 193732, 202538, 210749, 262108, 318274, 339031, 405076, 421498, 458689, 636548, 678062, 708883, 842996, 917378, 1113959, 1356124, 1417766, 1834756, 2227918, 2835532, 4455836, 7797713, 15595426, 31190852]

約数ペア:

[(1, 31190852), (2, 15595426), (4, 7797713), (7, 4455836), (11, 2835532), (14, 2227918), (17, 1834756), (22, 1417766), (23, 1356124), (28, 1113959), (34, 917378), (37, 842996), (44, 708883), (46, 678062), (49, 636548), (68, 458689), (74, 421498), (77, 405076), (92, 339031), (98, 318274), (119, 262108), (148, 210749), (154, 202538), (161, 193732), (187, 166796), (196, 159137), (238, 131054), (253, 123284), (259, 120428), (308, 101269), (322, 96866), (374, 83398), (391, 79772), (407, 76636), (476, 65527), (506, 61642), (518, 60214), (539, 57868), (629, 49588), (644, 48433), (748, 41699), (782, 39886), (814, 38318), (833, 37444), (851, 36652), (1012, 30821), (1036, 30107), (1078, 28934), (1127, 27676), (1258, 24794), (1309, 23828), (1564, 19943), (1628, 19159), (1666, 18722), (1702, 18326), (1771, 17612), (1813, 17204), (2156, 14467), (2254, 13838), (2516, 12397), (2618, 11914), (2737, 11396), (2849, 10948), (3332, 9361), (3404, 9163), (3542, 8806), (3626, 8602), (4301, 7252), (4403, 7084), (4508, 6919), (5236, 5957), (5474, 5698)]