12720057600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{283}}^1\times {\mathrm{2341}}^1$

素因数の和:2653

約数の個数: 216

約数和(自身を含む): 42145170592

約数和(自身を除く): 29425112992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 283, 300, 320, 384, 400, 480, 566, 600, 640, 768, 800, 849, 960, 1132, 1200, 1280, 1415, 1600, 1698, 1920, 2264, 2341, 2400, 2830, 3200, 3396, 3840, 4245, 4528, 4682, 4800, 5660, 6400, 6792, 7023, 7075, 8490, 9056, 9364, 9600, 11320, 11705, 13584, 14046, 14150, 16980, 18112, 18728, 19200, 21225, 22640, 23410, 27168, 28092, 28300, 33960, 35115, 36224, 37456, 42450, 45280, 46820, 54336, 56184, 56600, 58525, 67920, 70230, 72448, 74912, 84900, 90560, 93640, 108672, 112368, 113200, 117050, 135840, 140460, 149824, 169800, 175575, 181120, 187280, 217344, 224736, 226400, 234100, 271680, 280920, 299648, 339600, 351150, 362240, 374560, 449472, 452800, 468200, 543360, 561840, 599296, 662503, 679200, 702300, 749120, 898944, 905600, 936400, 1086720, 1123680, 1325006, 1358400, 1404600, 1498240, 1797888, 1811200, 1872800, 1987509, 2247360, 2650012, 2716800, 2809200, 2996480, 3312515, 3745600, 3975018, 4494720, 5300024, 5433600, 5618400, 6625030, 7491200, 7950036, 8989440, 9937545, 10600048, 11236800, 13250060, 14982400, 15900072, 16562575, 19875090, 21200096, 22473600, 26500120, 31800144, 33125150, 39750180, 42400192, 44947200, 49687725, 53000240, 63600288, 66250300, 79500360, 84800384, 99375450, 106000480, 127200576, 132500600, 159000720, 169600768, 198750900, 212000960, 254401152, 265001200, 318001440, 397501800, 424001920, 508802304, 530002400, 636002880, 795003600, 848003840, 1060004800, 1272005760, 1590007200, 2120009600, 2544011520, 3180014400, 4240019200, 6360028800, 12720057600]

約数ペア:

[(1, 12720057600), (2, 6360028800), (3, 4240019200), (4, 3180014400), (5, 2544011520), (6, 2120009600), (8, 1590007200), (10, 1272005760), (12, 1060004800), (15, 848003840), (16, 795003600), (20, 636002880), (24, 530002400), (25, 508802304), (30, 424001920), (32, 397501800), (40, 318001440), (48, 265001200), (50, 254401152), (60, 212000960), (64, 198750900), (75, 169600768), (80, 159000720), (96, 132500600), (100, 127200576), (120, 106000480), (128, 99375450), (150, 84800384), (160, 79500360), (192, 66250300), (200, 63600288), (240, 53000240), (256, 49687725), (283, 44947200), (300, 42400192), (320, 39750180), (384, 33125150), (400, 31800144), (480, 26500120), (566, 22473600), (600, 21200096), (640, 19875090), (768, 16562575), (800, 15900072), (849, 14982400), (960, 13250060), (1132, 11236800), (1200, 10600048), (1280, 9937545), (1415, 8989440), (1600, 7950036), (1698, 7491200), (1920, 6625030), (2264, 5618400), (2341, 5433600), (2400, 5300024), (2830, 4494720), (3200, 3975018), (3396, 3745600), (3840, 3312515), (4245, 2996480), (4528, 2809200), (4682, 2716800), (4800, 2650012), (5660, 2247360), (6400, 1987509), (6792, 1872800), (7023, 1811200), (7075, 1797888), (8490, 1498240), (9056, 1404600), (9364, 1358400), (9600, 1325006), (11320, 1123680), (11705, 1086720), (13584, 936400), (14046, 905600), (14150, 898944), (16980, 749120), (18112, 702300), (18728, 679200), (19200, 662503), (21225, 599296), (22640, 561840), (23410, 543360), (27168, 468200), (28092, 452800), (28300, 449472), (33960, 374560), (35115, 362240), (36224, 351150), (37456, 339600), (42450, 299648), (45280, 280920), (46820, 271680), (54336, 234100), (56184, 226400), (56600, 224736), (58525, 217344), (67920, 187280), (70230, 181120), (72448, 175575), (74912, 169800), (84900, 149824), (90560, 140460), (93640, 135840), (108672, 117050), (112368, 113200)]