203865840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2749}}^1$

素因数の和:2871

約数の個数: 120

約数和(自身を含む): 691548000

約数和(自身を除く): 487682160

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, 103, 120, 144, 180, 206, 240, 309, 360, 412, 515, 618, 720, 824, 927, 1030, 1236, 1545, 1648, 1854, 2060, 2472, 2749, 3090, 3708, 4120, 4635, 4944, 5498, 6180, 7416, 8240, 8247, 9270, 10996, 12360, 13745, 14832, 16494, 18540, 21992, 24720, 24741, 27490, 32988, 37080, 41235, 43984, 49482, 54980, 65976, 74160, 82470, 98964, 109960, 123705, 131952, 164940, 197928, 219920, 247410, 283147, 329880, 395856, 494820, 566294, 659760, 849441, 989640, 1132588, 1415735, 1698882, 1979280, 2265176, 2548323, 2831470, 3397764, 4247205, 4530352, 5096646, 5662940, 6795528, 8494410, 10193292, 11325880, 12741615, 13591056, 16988820, 20386584, 22651760, 25483230, 33977640, 40773168, 50966460, 67955280, 101932920, 203865840]

約数ペア:

[(1, 203865840), (2, 101932920), (3, 67955280), (4, 50966460), (5, 40773168), (6, 33977640), (8, 25483230), (9, 22651760), (10, 20386584), (12, 16988820), (15, 13591056), (16, 12741615), (18, 11325880), (20, 10193292), (24, 8494410), (30, 6795528), (36, 5662940), (40, 5096646), (45, 4530352), (48, 4247205), (60, 3397764), (72, 2831470), (80, 2548323), (90, 2265176), (103, 1979280), (120, 1698882), (144, 1415735), (180, 1132588), (206, 989640), (240, 849441), (309, 659760), (360, 566294), (412, 494820), (515, 395856), (618, 329880), (720, 283147), (824, 247410), (927, 219920), (1030, 197928), (1236, 164940), (1545, 131952), (1648, 123705), (1854, 109960), (2060, 98964), (2472, 82470), (2749, 74160), (3090, 65976), (3708, 54980), (4120, 49482), (4635, 43984), (4944, 41235), (5498, 37080), (6180, 32988), (7416, 27490), (8240, 24741), (8247, 24720), (9270, 21992), (10996, 18540), (12360, 16494), (13745, 14832)]