204315840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1247

約数の個数: 168

約数和(自身を含む): 714896208

約数和(自身を除く): 510580368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 192, 240, 244, 288, 305, 320, 360, 366, 480, 488, 549, 576, 610, 720, 732, 915, 960, 976, 1098, 1163, 1220, 1440, 1464, 1830, 1952, 2196, 2326, 2440, 2745, 2880, 2928, 3489, 3660, 3904, 4392, 4652, 4880, 5490, 5815, 5856, 6978, 7320, 8784, 9304, 9760, 10467, 10980, 11630, 11712, 13956, 14640, 17445, 17568, 18608, 19520, 20934, 21960, 23260, 27912, 29280, 34890, 35136, 37216, 41868, 43920, 46520, 52335, 55824, 58560, 69780, 70943, 74432, 83736, 87840, 93040, 104670, 111648, 139560, 141886, 167472, 175680, 186080, 209340, 212829, 223296, 279120, 283772, 334944, 354715, 372160, 418680, 425658, 558240, 567544, 638487, 669888, 709430, 837360, 851316, 1064145, 1116480, 1135088, 1276974, 1418860, 1674720, 1702632, 2128290, 2270176, 2553948, 2837720, 3192435, 3349440, 3405264, 4256580, 4540352, 5107896, 5675440, 6384870, 6810528, 8513160, 10215792, 11350880, 12769740, 13621056, 17026320, 20431584, 22701760, 25539480, 34052640, 40863168, 51078960, 68105280, 102157920, 204315840]

約数ペア:

[(1, 204315840), (2, 102157920), (3, 68105280), (4, 51078960), (5, 40863168), (6, 34052640), (8, 25539480), (9, 22701760), (10, 20431584), (12, 17026320), (15, 13621056), (16, 12769740), (18, 11350880), (20, 10215792), (24, 8513160), (30, 6810528), (32, 6384870), (36, 5675440), (40, 5107896), (45, 4540352), (48, 4256580), (60, 3405264), (61, 3349440), (64, 3192435), (72, 2837720), (80, 2553948), (90, 2270176), (96, 2128290), (120, 1702632), (122, 1674720), (144, 1418860), (160, 1276974), (180, 1135088), (183, 1116480), (192, 1064145), (240, 851316), (244, 837360), (288, 709430), (305, 669888), (320, 638487), (360, 567544), (366, 558240), (480, 425658), (488, 418680), (549, 372160), (576, 354715), (610, 334944), (720, 283772), (732, 279120), (915, 223296), (960, 212829), (976, 209340), (1098, 186080), (1163, 175680), (1220, 167472), (1440, 141886), (1464, 139560), (1830, 111648), (1952, 104670), (2196, 93040), (2326, 87840), (2440, 83736), (2745, 74432), (2880, 70943), (2928, 69780), (3489, 58560), (3660, 55824), (3904, 52335), (4392, 46520), (4652, 43920), (4880, 41868), (5490, 37216), (5815, 35136), (5856, 34890), (6978, 29280), (7320, 27912), (8784, 23260), (9304, 21960), (9760, 20934), (10467, 19520), (10980, 18608), (11630, 17568), (11712, 17445), (13956, 14640)]