251010540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 835301376

約数和(自身を除く): 584290836

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, 132, 165, 180, 198, 220, 330, 331, 383, 396, 495, 660, 662, 766, 990, 993, 1149, 1324, 1532, 1655, 1915, 1980, 1986, 2298, 2979, 3310, 3447, 3641, 3830, 3972, 4213, 4596, 4965, 5745, 5958, 6620, 6894, 7282, 7660, 8426, 9930, 10923, 11490, 11916, 12639, 13788, 14564, 14895, 16852, 17235, 18205, 19860, 21065, 21846, 22980, 25278, 29790, 32769, 34470, 36410, 37917, 42130, 43692, 50556, 54615, 59580, 63195, 65538, 68940, 72820, 75834, 84260, 109230, 126390, 126773, 131076, 151668, 163845, 189585, 218460, 252780, 253546, 327690, 379170, 380319, 507092, 633865, 655380, 758340, 760638, 1140957, 1267730, 1394503, 1521276, 1901595, 2281914, 2535460, 2789006, 3803190, 4183509, 4563828, 5578012, 5704785, 6972515, 7606380, 8367018, 11409570, 12550527, 13945030, 16734036, 20917545, 22819140, 25101054, 27890060, 41835090, 50202108, 62752635, 83670180, 125505270, 251010540]

約数ペア:

[(1, 251010540), (2, 125505270), (3, 83670180), (4, 62752635), (5, 50202108), (6, 41835090), (9, 27890060), (10, 25101054), (11, 22819140), (12, 20917545), (15, 16734036), (18, 13945030), (20, 12550527), (22, 11409570), (30, 8367018), (33, 7606380), (36, 6972515), (44, 5704785), (45, 5578012), (55, 4563828), (60, 4183509), (66, 3803190), (90, 2789006), (99, 2535460), (110, 2281914), (132, 1901595), (165, 1521276), (180, 1394503), (198, 1267730), (220, 1140957), (330, 760638), (331, 758340), (383, 655380), (396, 633865), (495, 507092), (660, 380319), (662, 379170), (766, 327690), (990, 253546), (993, 252780), (1149, 218460), (1324, 189585), (1532, 163845), (1655, 151668), (1915, 131076), (1980, 126773), (1986, 126390), (2298, 109230), (2979, 84260), (3310, 75834), (3447, 72820), (3641, 68940), (3830, 65538), (3972, 63195), (4213, 59580), (4596, 54615), (4965, 50556), (5745, 43692), (5958, 42130), (6620, 37917), (6894, 36410), (7282, 34470), (7660, 32769), (8426, 29790), (9930, 25278), (10923, 22980), (11490, 21846), (11916, 21065), (12639, 19860), (13788, 18205), (14564, 17235), (14895, 16852)]