68828580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 224550144

約数和(自身を除く): 155721564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 153, 166, 170, 180, 204, 249, 255, 271, 306, 332, 340, 415, 498, 510, 542, 612, 747, 765, 813, 830, 996, 1020, 1084, 1245, 1355, 1411, 1494, 1530, 1626, 1660, 2439, 2490, 2710, 2822, 2988, 3060, 3252, 3735, 4065, 4233, 4607, 4878, 4980, 5420, 5644, 7055, 7470, 8130, 8466, 9214, 9756, 12195, 12699, 13821, 14110, 14940, 16260, 16932, 18428, 21165, 22493, 23035, 24390, 25398, 27642, 28220, 41463, 42330, 44986, 46070, 48780, 50796, 55284, 63495, 67479, 69105, 82926, 84660, 89972, 92140, 112465, 126990, 134958, 138210, 165852, 202437, 207315, 224930, 253980, 269916, 276420, 337395, 382381, 404874, 414630, 449860, 674790, 764762, 809748, 829260, 1012185, 1147143, 1349580, 1529524, 1911905, 2024370, 2294286, 3441429, 3823810, 4048740, 4588572, 5735715, 6882858, 7647620, 11471430, 13765716, 17207145, 22942860, 34414290, 68828580]

約数ペア:

[(1, 68828580), (2, 34414290), (3, 22942860), (4, 17207145), (5, 13765716), (6, 11471430), (9, 7647620), (10, 6882858), (12, 5735715), (15, 4588572), (17, 4048740), (18, 3823810), (20, 3441429), (30, 2294286), (34, 2024370), (36, 1911905), (45, 1529524), (51, 1349580), (60, 1147143), (68, 1012185), (83, 829260), (85, 809748), (90, 764762), (102, 674790), (153, 449860), (166, 414630), (170, 404874), (180, 382381), (204, 337395), (249, 276420), (255, 269916), (271, 253980), (306, 224930), (332, 207315), (340, 202437), (415, 165852), (498, 138210), (510, 134958), (542, 126990), (612, 112465), (747, 92140), (765, 89972), (813, 84660), (830, 82926), (996, 69105), (1020, 67479), (1084, 63495), (1245, 55284), (1355, 50796), (1411, 48780), (1494, 46070), (1530, 44986), (1626, 42330), (1660, 41463), (2439, 28220), (2490, 27642), (2710, 25398), (2822, 24390), (2988, 23035), (3060, 22493), (3252, 21165), (3735, 18428), (4065, 16932), (4233, 16260), (4607, 14940), (4878, 14110), (4980, 13821), (5420, 12699), (5644, 12195), (7055, 9756), (7470, 9214), (8130, 8466)]