138438960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1347

約数の個数: 160

約数和(自身を含む): 479969280

約数和(自身を除く): 341530320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 41, 44, 48, 55, 60, 66, 80, 82, 88, 110, 120, 123, 132, 164, 165, 176, 205, 220, 240, 246, 264, 328, 330, 410, 440, 451, 492, 528, 615, 656, 660, 820, 880, 902, 984, 1230, 1279, 1320, 1353, 1640, 1804, 1968, 2255, 2460, 2558, 2640, 2706, 3280, 3608, 3837, 4510, 4920, 5116, 5412, 6395, 6765, 7216, 7674, 9020, 9840, 10232, 10824, 12790, 13530, 14069, 15348, 18040, 19185, 20464, 21648, 25580, 27060, 28138, 30696, 36080, 38370, 42207, 51160, 52439, 54120, 56276, 61392, 70345, 76740, 84414, 102320, 104878, 108240, 112552, 140690, 153480, 157317, 168828, 209756, 211035, 225104, 262195, 281380, 306960, 314634, 337656, 419512, 422070, 524390, 562760, 576829, 629268, 675312, 786585, 839024, 844140, 1048780, 1125520, 1153658, 1258536, 1573170, 1688280, 1730487, 2097560, 2307316, 2517072, 2884145, 3146340, 3376560, 3460974, 4195120, 4614632, 5768290, 6292680, 6921948, 8652435, 9229264, 11536580, 12585360, 13843896, 17304870, 23073160, 27687792, 34609740, 46146320, 69219480, 138438960]

約数ペア:

[(1, 138438960), (2, 69219480), (3, 46146320), (4, 34609740), (5, 27687792), (6, 23073160), (8, 17304870), (10, 13843896), (11, 12585360), (12, 11536580), (15, 9229264), (16, 8652435), (20, 6921948), (22, 6292680), (24, 5768290), (30, 4614632), (33, 4195120), (40, 3460974), (41, 3376560), (44, 3146340), (48, 2884145), (55, 2517072), (60, 2307316), (66, 2097560), (80, 1730487), (82, 1688280), (88, 1573170), (110, 1258536), (120, 1153658), (123, 1125520), (132, 1048780), (164, 844140), (165, 839024), (176, 786585), (205, 675312), (220, 629268), (240, 576829), (246, 562760), (264, 524390), (328, 422070), (330, 419512), (410, 337656), (440, 314634), (451, 306960), (492, 281380), (528, 262195), (615, 225104), (656, 211035), (660, 209756), (820, 168828), (880, 157317), (902, 153480), (984, 140690), (1230, 112552), (1279, 108240), (1320, 104878), (1353, 102320), (1640, 84414), (1804, 76740), (1968, 70345), (2255, 61392), (2460, 56276), (2558, 54120), (2640, 52439), (2706, 51160), (3280, 42207), (3608, 38370), (3837, 36080), (4510, 30696), (4920, 28138), (5116, 27060), (5412, 25580), (6395, 21648), (6765, 20464), (7216, 19185), (7674, 18040), (9020, 15348), (9840, 14069), (10232, 13530), (10824, 12790)]