12920780160

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^2$

素因数の和:594

約数の個数: 288

約数和(自身を含む): 46228178880

約数和(自身を除く): 33307398720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 269, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 538, 558, 576, 620, 640, 720, 744, 807, 930, 960, 992, 1076, 1116, 1152, 1240, 1345, 1395, 1440, 1488, 1614, 1860, 1920, 1984, 2152, 2232, 2421, 2480, 2690, 2790, 2880, 2976, 3228, 3720, 3968, 4035, 4304, 4464, 4842, 4960, 5380, 5580, 5760, 5952, 6456, 7440, 8070, 8339, 8608, 8928, 9684, 9920, 10760, 11160, 11904, 12105, 12912, 14880, 16140, 16678, 17216, 17856, 19368, 19840, 21520, 22320, 24210, 25017, 25824, 29760, 32280, 33356, 34432, 35712, 38736, 41695, 43040, 44640, 48420, 50034, 51648, 59520, 64560, 66712, 72361, 75051, 77472, 83390, 86080, 89280, 96840, 100068, 103296, 125085, 129120, 133424, 144722, 150102, 154944, 166780, 172160, 178560, 193680, 200136, 217083, 250170, 258240, 266848, 289444, 300204, 309888, 333560, 361805, 375255, 387360, 400272, 434166, 500340, 516480, 533696, 578888, 600408, 651249, 667120, 723610, 750510, 774720, 800544, 868332, 1000680, 1067392, 1085415, 1157776, 1200816, 1302498, 1334240, 1447220, 1501020, 1549440, 1601088, 1736664, 2001360, 2170830, 2243191, 2315552, 2401632, 2604996, 2668480, 2894440, 3002040, 3202176, 3256245, 3473328, 4002720, 4341660, 4486382, 4631104, 4803264, 5209992, 5336960, 5788880, 6004080, 6512490, 6729573, 6946656, 8005440, 8683320, 8972764, 9262208, 9606528, 10419984, 11215955, 11577760, 12008160, 13024980, 13459146, 13893312, 16010880, 17366640, 17945528, 20188719, 20839968, 22431910, 23155520, 24016320, 26049960, 26918292, 27786624, 33647865, 34733280, 35891056, 40377438, 41679936, 44863820, 46311040, 48032640, 52099920, 53836584, 67295730, 69466560, 71782112, 80754876, 83359872, 89727640, 100943595, 104199840, 107673168, 134591460, 138933120, 143564224, 161509752, 179455280, 201887190, 208399680, 215346336, 269182920, 287128448, 323019504, 358910560, 403774380, 416799360, 430692672, 538365840, 646039008, 717821120, 807548760, 861385344, 1076731680, 1292078016, 1435642240, 1615097520, 2153463360, 2584156032, 3230195040, 4306926720, 6460390080, 12920780160]

約数ペア:

[(1, 12920780160), (2, 6460390080), (3, 4306926720), (4, 3230195040), (5, 2584156032), (6, 2153463360), (8, 1615097520), (9, 1435642240), (10, 1292078016), (12, 1076731680), (15, 861385344), (16, 807548760), (18, 717821120), (20, 646039008), (24, 538365840), (30, 430692672), (31, 416799360), (32, 403774380), (36, 358910560), (40, 323019504), (45, 287128448), (48, 269182920), (60, 215346336), (62, 208399680), (64, 201887190), (72, 179455280), (80, 161509752), (90, 143564224), (93, 138933120), (96, 134591460), (120, 107673168), (124, 104199840), (128, 100943595), (144, 89727640), (155, 83359872), (160, 80754876), (180, 71782112), (186, 69466560), (192, 67295730), (240, 53836584), (248, 52099920), (269, 48032640), (279, 46311040), (288, 44863820), (310, 41679936), (320, 40377438), (360, 35891056), (372, 34733280), (384, 33647865), (465, 27786624), (480, 26918292), (496, 26049960), (538, 24016320), (558, 23155520), (576, 22431910), (620, 20839968), (640, 20188719), (720, 17945528), (744, 17366640), (807, 16010880), (930, 13893312), (960, 13459146), (992, 13024980), (1076, 12008160), (1116, 11577760), (1152, 11215955), (1240, 10419984), (1345, 9606528), (1395, 9262208), (1440, 8972764), (1488, 8683320), (1614, 8005440), (1860, 6946656), (1920, 6729573), (1984, 6512490), (2152, 6004080), (2232, 5788880), (2421, 5336960), (2480, 5209992), (2690, 4803264), (2790, 4631104), (2880, 4486382), (2976, 4341660), (3228, 4002720), (3720, 3473328), (3968, 3256245), (4035, 3202176), (4304, 3002040), (4464, 2894440), (4842, 2668480), (4960, 2604996), (5380, 2401632), (5580, 2315552), (5760, 2243191), (5952, 2170830), (6456, 2001360), (7440, 1736664), (8070, 1601088), (8339, 1549440), (8608, 1501020), (8928, 1447220), (9684, 1334240), (9920, 1302498), (10760, 1200816), (11160, 1157776), (11904, 1085415), (12105, 1067392), (12912, 1000680), (14880, 868332), (16140, 800544), (16678, 774720), (17216, 750510), (17856, 723610), (19368, 667120), (19840, 651249), (21520, 600408), (22320, 578888), (24210, 533696), (25017, 516480), (25824, 500340), (29760, 434166), (32280, 400272), (33356, 387360), (34432, 375255), (35712, 361805), (38736, 333560), (41695, 309888), (43040, 300204), (44640, 289444), (48420, 266848), (50034, 258240), (51648, 250170), (59520, 217083), (64560, 200136), (66712, 193680), (72361, 178560), (75051, 172160), (77472, 166780), (83390, 154944), (86080, 150102), (89280, 144722), (96840, 133424), (100068, 129120), (103296, 125085)]