68876520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1827

約数の個数: 128

約数和(自身を含む): 230428800

約数和(自身を除く): 161552280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1777, 1938, 2040, 2280, 2584, 3230, 3554, 3876, 4845, 5331, 6460, 7108, 7752, 8885, 9690, 10662, 12920, 14216, 17770, 19380, 21324, 26655, 30209, 33763, 35540, 38760, 42648, 53310, 60418, 67526, 71080, 90627, 101289, 106620, 120836, 135052, 151045, 168815, 181254, 202578, 213240, 241672, 270104, 302090, 337630, 362508, 405156, 453135, 506445, 573971, 604180, 675260, 725016, 810312, 906270, 1012890, 1147942, 1208360, 1350520, 1721913, 1812540, 2025780, 2295884, 2869855, 3443826, 3625080, 4051560, 4591768, 5739710, 6887652, 8609565, 11479420, 13775304, 17219130, 22958840, 34438260, 68876520]

約数ペア:

[(1, 68876520), (2, 34438260), (3, 22958840), (4, 17219130), (5, 13775304), (6, 11479420), (8, 8609565), (10, 6887652), (12, 5739710), (15, 4591768), (17, 4051560), (19, 3625080), (20, 3443826), (24, 2869855), (30, 2295884), (34, 2025780), (38, 1812540), (40, 1721913), (51, 1350520), (57, 1208360), (60, 1147942), (68, 1012890), (76, 906270), (85, 810312), (95, 725016), (102, 675260), (114, 604180), (120, 573971), (136, 506445), (152, 453135), (170, 405156), (190, 362508), (204, 337630), (228, 302090), (255, 270104), (285, 241672), (323, 213240), (340, 202578), (380, 181254), (408, 168815), (456, 151045), (510, 135052), (570, 120836), (646, 106620), (680, 101289), (760, 90627), (969, 71080), (1020, 67526), (1140, 60418), (1292, 53310), (1615, 42648), (1777, 38760), (1938, 35540), (2040, 33763), (2280, 30209), (2584, 26655), (3230, 21324), (3554, 19380), (3876, 17770), (4845, 14216), (5331, 12920), (6460, 10662), (7108, 9690), (7752, 8885)]