31099860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 104569920

約数和(自身を除く): 73470060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 113, 132, 139, 165, 180, 198, 220, 226, 278, 330, 339, 396, 417, 452, 495, 556, 565, 660, 678, 695, 834, 990, 1017, 1130, 1243, 1251, 1356, 1390, 1529, 1668, 1695, 1980, 2034, 2085, 2260, 2486, 2502, 2780, 3058, 3390, 3729, 4068, 4170, 4587, 4972, 5004, 5085, 6116, 6215, 6255, 6780, 7458, 7645, 8340, 9174, 10170, 11187, 12430, 12510, 13761, 14916, 15290, 15707, 18348, 18645, 20340, 22374, 22935, 24860, 25020, 27522, 30580, 31414, 37290, 44748, 45870, 47121, 55044, 55935, 62828, 68805, 74580, 78535, 91740, 94242, 111870, 137610, 141363, 157070, 172777, 188484, 223740, 235605, 275220, 282726, 314140, 345554, 471210, 518331, 565452, 691108, 706815, 863885, 942420, 1036662, 1413630, 1554993, 1727770, 2073324, 2591655, 2827260, 3109986, 3455540, 5183310, 6219972, 7774965, 10366620, 15549930, 31099860]

約数ペア:

[(1, 31099860), (2, 15549930), (3, 10366620), (4, 7774965), (5, 6219972), (6, 5183310), (9, 3455540), (10, 3109986), (11, 2827260), (12, 2591655), (15, 2073324), (18, 1727770), (20, 1554993), (22, 1413630), (30, 1036662), (33, 942420), (36, 863885), (44, 706815), (45, 691108), (55, 565452), (60, 518331), (66, 471210), (90, 345554), (99, 314140), (110, 282726), (113, 275220), (132, 235605), (139, 223740), (165, 188484), (180, 172777), (198, 157070), (220, 141363), (226, 137610), (278, 111870), (330, 94242), (339, 91740), (396, 78535), (417, 74580), (452, 68805), (495, 62828), (556, 55935), (565, 55044), (660, 47121), (678, 45870), (695, 44748), (834, 37290), (990, 31414), (1017, 30580), (1130, 27522), (1243, 25020), (1251, 24860), (1356, 22935), (1390, 22374), (1529, 20340), (1668, 18645), (1695, 18348), (1980, 15707), (2034, 15290), (2085, 14916), (2260, 13761), (2486, 12510), (2502, 12430), (2780, 11187), (3058, 10170), (3390, 9174), (3729, 8340), (4068, 7645), (4170, 7458), (4587, 6780), (4972, 6255), (5004, 6215), (5085, 6116)]