1278903540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{11503}}^1$

素因数の和:11641

約数の個数: 96

約数和(自身を含む): 3826690560

約数和(自身を除く): 2547787020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 109, 170, 204, 218, 255, 327, 340, 436, 510, 545, 654, 1020, 1090, 1308, 1635, 1853, 2180, 3270, 3706, 5559, 6540, 7412, 9265, 11118, 11503, 18530, 22236, 23006, 27795, 34509, 37060, 46012, 55590, 57515, 69018, 111180, 115030, 138036, 172545, 195551, 230060, 345090, 391102, 586653, 690180, 782204, 977755, 1173306, 1253827, 1955510, 2346612, 2507654, 2933265, 3761481, 3911020, 5015308, 5866530, 6269135, 7522962, 11733060, 12538270, 15045924, 18807405, 21315059, 25076540, 37614810, 42630118, 63945177, 75229620, 85260236, 106575295, 127890354, 213150590, 255780708, 319725885, 426301180, 639451770, 1278903540]

約数ペア:

[(1, 1278903540), (2, 639451770), (3, 426301180), (4, 319725885), (5, 255780708), (6, 213150590), (10, 127890354), (12, 106575295), (15, 85260236), (17, 75229620), (20, 63945177), (30, 42630118), (34, 37614810), (51, 25076540), (60, 21315059), (68, 18807405), (85, 15045924), (102, 12538270), (109, 11733060), (170, 7522962), (204, 6269135), (218, 5866530), (255, 5015308), (327, 3911020), (340, 3761481), (436, 2933265), (510, 2507654), (545, 2346612), (654, 1955510), (1020, 1253827), (1090, 1173306), (1308, 977755), (1635, 782204), (1853, 690180), (2180, 586653), (3270, 391102), (3706, 345090), (5559, 230060), (6540, 195551), (7412, 172545), (9265, 138036), (11118, 115030), (11503, 111180), (18530, 69018), (22236, 57515), (23006, 55590), (27795, 46012), (34509, 37060)]