31440510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 86261760

約数和(自身を除く): 54821250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 59, 62, 90, 93, 118, 155, 177, 186, 191, 279, 295, 310, 354, 382, 465, 531, 558, 573, 590, 885, 930, 955, 1062, 1146, 1395, 1719, 1770, 1829, 1910, 2655, 2790, 2865, 3438, 3658, 5310, 5487, 5730, 5921, 8595, 9145, 10974, 11269, 11842, 16461, 17190, 17763, 18290, 22538, 27435, 29605, 32922, 33807, 35526, 53289, 54870, 56345, 59210, 67614, 82305, 88815, 101421, 106578, 112690, 164610, 169035, 177630, 202842, 266445, 338070, 349339, 507105, 532890, 698678, 1014210, 1048017, 1746695, 2096034, 3144051, 3493390, 5240085, 6288102, 10480170, 15720255, 31440510]

約数ペア:

[(1, 31440510), (2, 15720255), (3, 10480170), (5, 6288102), (6, 5240085), (9, 3493390), (10, 3144051), (15, 2096034), (18, 1746695), (30, 1048017), (31, 1014210), (45, 698678), (59, 532890), (62, 507105), (90, 349339), (93, 338070), (118, 266445), (155, 202842), (177, 177630), (186, 169035), (191, 164610), (279, 112690), (295, 106578), (310, 101421), (354, 88815), (382, 82305), (465, 67614), (531, 59210), (558, 56345), (573, 54870), (590, 53289), (885, 35526), (930, 33807), (955, 32922), (1062, 29605), (1146, 27435), (1395, 22538), (1719, 18290), (1770, 17763), (1829, 17190), (1910, 16461), (2655, 11842), (2790, 11269), (2865, 10974), (3438, 9145), (3658, 8595), (5310, 5921), (5487, 5730)]