160020720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2167

約数の個数: 120

約数和(自身を含む): 542599200

約数和(自身を除く): 382578480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 545, 654, 720, 872, 981, 1090, 1308, 1635, 1744, 1962, 2039, 2180, 2616, 3270, 3924, 4078, 4360, 4905, 5232, 6117, 6540, 7848, 8156, 8720, 9810, 10195, 12234, 13080, 15696, 16312, 18351, 19620, 20390, 24468, 26160, 30585, 32624, 36702, 39240, 40780, 48936, 61170, 73404, 78480, 81560, 91755, 97872, 122340, 146808, 163120, 183510, 222251, 244680, 293616, 367020, 444502, 489360, 666753, 734040, 889004, 1111255, 1333506, 1468080, 1778008, 2000259, 2222510, 2667012, 3333765, 3556016, 4000518, 4445020, 5334024, 6667530, 8001036, 8890040, 10001295, 10668048, 13335060, 16002072, 17780080, 20002590, 26670120, 32004144, 40005180, 53340240, 80010360, 160020720]

約数ペア:

[(1, 160020720), (2, 80010360), (3, 53340240), (4, 40005180), (5, 32004144), (6, 26670120), (8, 20002590), (9, 17780080), (10, 16002072), (12, 13335060), (15, 10668048), (16, 10001295), (18, 8890040), (20, 8001036), (24, 6667530), (30, 5334024), (36, 4445020), (40, 4000518), (45, 3556016), (48, 3333765), (60, 2667012), (72, 2222510), (80, 2000259), (90, 1778008), (109, 1468080), (120, 1333506), (144, 1111255), (180, 889004), (218, 734040), (240, 666753), (327, 489360), (360, 444502), (436, 367020), (545, 293616), (654, 244680), (720, 222251), (872, 183510), (981, 163120), (1090, 146808), (1308, 122340), (1635, 97872), (1744, 91755), (1962, 81560), (2039, 78480), (2180, 73404), (2616, 61170), (3270, 48936), (3924, 40780), (4078, 39240), (4360, 36702), (4905, 32624), (5232, 30585), (6117, 26160), (6540, 24468), (7848, 20390), (8156, 19620), (8720, 18351), (9810, 16312), (10195, 15696), (12234, 13080)]