31211730

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 160

約数和(自身を含む): 95344128

約数和(自身を除く): 64132398

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 81, 90, 93, 99, 110, 113, 135, 155, 162, 165, 186, 198, 226, 270, 279, 297, 310, 330, 339, 341, 405, 465, 495, 558, 565, 594, 678, 682, 810, 837, 891, 930, 990, 1017, 1023, 1130, 1243, 1395, 1485, 1674, 1695, 1705, 1782, 2034, 2046, 2486, 2511, 2790, 2970, 3051, 3069, 3390, 3410, 3503, 3729, 4185, 4455, 5022, 5085, 5115, 6102, 6138, 6215, 7006, 7458, 8370, 8910, 9153, 9207, 10170, 10230, 10509, 11187, 12430, 12555, 15255, 15345, 17515, 18306, 18414, 18645, 21018, 22374, 25110, 27621, 30510, 30690, 31527, 33561, 35030, 37290, 38533, 45765, 46035, 52545, 55242, 55935, 63054, 67122, 77066, 91530, 92070, 94581, 100683, 105090, 111870, 115599, 138105, 157635, 167805, 189162, 192665, 201366, 231198, 276210, 283743, 315270, 335610, 346797, 385330, 472905, 503415, 567486, 577995, 693594, 945810, 1006830, 1040391, 1155990, 1418715, 1733985, 2080782, 2837430, 3121173, 3467970, 5201955, 6242346, 10403910, 15605865, 31211730]

約数ペア:

[(1, 31211730), (2, 15605865), (3, 10403910), (5, 6242346), (6, 5201955), (9, 3467970), (10, 3121173), (11, 2837430), (15, 2080782), (18, 1733985), (22, 1418715), (27, 1155990), (30, 1040391), (31, 1006830), (33, 945810), (45, 693594), (54, 577995), (55, 567486), (62, 503415), (66, 472905), (81, 385330), (90, 346797), (93, 335610), (99, 315270), (110, 283743), (113, 276210), (135, 231198), (155, 201366), (162, 192665), (165, 189162), (186, 167805), (198, 157635), (226, 138105), (270, 115599), (279, 111870), (297, 105090), (310, 100683), (330, 94581), (339, 92070), (341, 91530), (405, 77066), (465, 67122), (495, 63054), (558, 55935), (565, 55242), (594, 52545), (678, 46035), (682, 45765), (810, 38533), (837, 37290), (891, 35030), (930, 33561), (990, 31527), (1017, 30690), (1023, 30510), (1130, 27621), (1243, 25110), (1395, 22374), (1485, 21018), (1674, 18645), (1695, 18414), (1705, 18306), (1782, 17515), (2034, 15345), (2046, 15255), (2486, 12555), (2511, 12430), (2790, 11187), (2970, 10509), (3051, 10230), (3069, 10170), (3390, 9207), (3410, 9153), (3503, 8910), (3729, 8370), (4185, 7458), (4455, 7006), (5022, 6215), (5085, 6138), (5115, 6102)]