30808800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 216

約数和(自身を含む): 118820520

約数和(自身を除く): 88011720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 96, 99, 100, 110, 120, 132, 144, 150, 160, 165, 176, 180, 198, 200, 220, 225, 240, 264, 275, 288, 300, 330, 352, 360, 389, 396, 400, 440, 450, 480, 495, 528, 550, 600, 660, 720, 778, 792, 800, 825, 880, 900, 990, 1056, 1100, 1167, 1200, 1320, 1440, 1556, 1584, 1650, 1760, 1800, 1945, 1980, 2200, 2334, 2400, 2475, 2640, 3112, 3168, 3300, 3501, 3600, 3890, 3960, 4279, 4400, 4668, 4950, 5280, 5835, 6224, 6600, 7002, 7200, 7780, 7920, 8558, 8800, 9336, 9725, 9900, 11670, 12448, 12837, 13200, 14004, 15560, 15840, 17116, 17505, 18672, 19450, 19800, 21395, 23340, 25674, 26400, 28008, 29175, 31120, 34232, 35010, 37344, 38511, 38900, 39600, 42790, 46680, 51348, 56016, 58350, 62240, 64185, 68464, 70020, 77022, 77800, 79200, 85580, 87525, 93360, 102696, 106975, 112032, 116700, 128370, 136928, 140040, 154044, 155600, 171160, 175050, 186720, 192555, 205392, 213950, 233400, 256740, 280080, 308088, 311200, 320925, 342320, 350100, 385110, 410784, 427900, 466800, 513480, 560160, 616176, 641850, 684640, 700200, 770220, 855800, 933600, 962775, 1026960, 1232352, 1283700, 1400400, 1540440, 1711600, 1925550, 2053920, 2567400, 2800800, 3080880, 3423200, 3851100, 5134800, 6161760, 7702200, 10269600, 15404400, 30808800]

約数ペア:

[(1, 30808800), (2, 15404400), (3, 10269600), (4, 7702200), (5, 6161760), (6, 5134800), (8, 3851100), (9, 3423200), (10, 3080880), (11, 2800800), (12, 2567400), (15, 2053920), (16, 1925550), (18, 1711600), (20, 1540440), (22, 1400400), (24, 1283700), (25, 1232352), (30, 1026960), (32, 962775), (33, 933600), (36, 855800), (40, 770220), (44, 700200), (45, 684640), (48, 641850), (50, 616176), (55, 560160), (60, 513480), (66, 466800), (72, 427900), (75, 410784), (80, 385110), (88, 350100), (90, 342320), (96, 320925), (99, 311200), (100, 308088), (110, 280080), (120, 256740), (132, 233400), (144, 213950), (150, 205392), (160, 192555), (165, 186720), (176, 175050), (180, 171160), (198, 155600), (200, 154044), (220, 140040), (225, 136928), (240, 128370), (264, 116700), (275, 112032), (288, 106975), (300, 102696), (330, 93360), (352, 87525), (360, 85580), (389, 79200), (396, 77800), (400, 77022), (440, 70020), (450, 68464), (480, 64185), (495, 62240), (528, 58350), (550, 56016), (600, 51348), (660, 46680), (720, 42790), (778, 39600), (792, 38900), (800, 38511), (825, 37344), (880, 35010), (900, 34232), (990, 31120), (1056, 29175), (1100, 28008), (1167, 26400), (1200, 25674), (1320, 23340), (1440, 21395), (1556, 19800), (1584, 19450), (1650, 18672), (1760, 17505), (1800, 17116), (1945, 15840), (1980, 15560), (2200, 14004), (2334, 13200), (2400, 12837), (2475, 12448), (2640, 11670), (3112, 9900), (3168, 9725), (3300, 9336), (3501, 8800), (3600, 8558), (3890, 7920), (3960, 7780), (4279, 7200), (4400, 7002), (4668, 6600), (4950, 6224), (5280, 5835)]