20613950520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:630

約数の個数: 256

約数和(自身を含む): 65144217600

約数和(自身を除く): 44530267080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 101, 116, 120, 145, 174, 202, 223, 232, 263, 290, 303, 348, 404, 435, 446, 505, 526, 580, 606, 669, 696, 789, 808, 870, 892, 1010, 1052, 1115, 1160, 1212, 1315, 1338, 1515, 1578, 1740, 1784, 2020, 2104, 2230, 2424, 2630, 2676, 2929, 3030, 3156, 3345, 3480, 3945, 4040, 4460, 5260, 5352, 5858, 6060, 6312, 6467, 6690, 7627, 7890, 8787, 8920, 10520, 11716, 12120, 12934, 13380, 14645, 15254, 15780, 17574, 19401, 22523, 22881, 23432, 25868, 26563, 26760, 29290, 30508, 31560, 32335, 35148, 38135, 38802, 43935, 45046, 45762, 51736, 53126, 58580, 58649, 61016, 64670, 67569, 70296, 76270, 77604, 79689, 87870, 90092, 91524, 97005, 106252, 112615, 114405, 117160, 117298, 129340, 132815, 135138, 152540, 155208, 159378, 175740, 175947, 180184, 183048, 194010, 212504, 225230, 228810, 234596, 258680, 265630, 270276, 293245, 305080, 318756, 337845, 351480, 351894, 388020, 398445, 450460, 457620, 469192, 531260, 540552, 586490, 637512, 653167, 675690, 703788, 770327, 776040, 796890, 879735, 900920, 915240, 1062520, 1172980, 1306334, 1351380, 1407576, 1540654, 1593780, 1700821, 1759470, 1959501, 2310981, 2345960, 2612668, 2702760, 3081308, 3187560, 3265835, 3401642, 3518940, 3851635, 3919002, 4621962, 5102463, 5225336, 5923549, 6162616, 6531670, 6803284, 7037880, 7703270, 7838004, 8504105, 9243924, 9797505, 10204926, 11554905, 11847098, 13063340, 13606568, 15406540, 15676008, 17008210, 17770647, 18487848, 19595010, 20409852, 23109810, 23694196, 25512315, 26126680, 29617745, 30813080, 34016420, 35541294, 39190020, 40819704, 46219620, 47388392, 51024630, 59235490, 68032840, 71082588, 78380040, 88853235, 92439240, 102049260, 118470980, 142165176, 171782921, 177706470, 204098520, 236941960, 343565842, 355412940, 515348763, 687131684, 710825880, 858914605, 1030697526, 1374263368, 1717829210, 2061395052, 2576743815, 3435658420, 4122790104, 5153487630, 6871316840, 10306975260, 20613950520]

約数ペア:

[(1, 20613950520), (2, 10306975260), (3, 6871316840), (4, 5153487630), (5, 4122790104), (6, 3435658420), (8, 2576743815), (10, 2061395052), (12, 1717829210), (15, 1374263368), (20, 1030697526), (24, 858914605), (29, 710825880), (30, 687131684), (40, 515348763), (58, 355412940), (60, 343565842), (87, 236941960), (101, 204098520), (116, 177706470), (120, 171782921), (145, 142165176), (174, 118470980), (202, 102049260), (223, 92439240), (232, 88853235), (263, 78380040), (290, 71082588), (303, 68032840), (348, 59235490), (404, 51024630), (435, 47388392), (446, 46219620), (505, 40819704), (526, 39190020), (580, 35541294), (606, 34016420), (669, 30813080), (696, 29617745), (789, 26126680), (808, 25512315), (870, 23694196), (892, 23109810), (1010, 20409852), (1052, 19595010), (1115, 18487848), (1160, 17770647), (1212, 17008210), (1315, 15676008), (1338, 15406540), (1515, 13606568), (1578, 13063340), (1740, 11847098), (1784, 11554905), (2020, 10204926), (2104, 9797505), (2230, 9243924), (2424, 8504105), (2630, 7838004), (2676, 7703270), (2929, 7037880), (3030, 6803284), (3156, 6531670), (3345, 6162616), (3480, 5923549), (3945, 5225336), (4040, 5102463), (4460, 4621962), (5260, 3919002), (5352, 3851635), (5858, 3518940), (6060, 3401642), (6312, 3265835), (6467, 3187560), (6690, 3081308), (7627, 2702760), (7890, 2612668), (8787, 2345960), (8920, 2310981), (10520, 1959501), (11716, 1759470), (12120, 1700821), (12934, 1593780), (13380, 1540654), (14645, 1407576), (15254, 1351380), (15780, 1306334), (17574, 1172980), (19401, 1062520), (22523, 915240), (22881, 900920), (23432, 879735), (25868, 796890), (26563, 776040), (26760, 770327), (29290, 703788), (30508, 675690), (31560, 653167), (32335, 637512), (35148, 586490), (38135, 540552), (38802, 531260), (43935, 469192), (45046, 457620), (45762, 450460), (51736, 398445), (53126, 388020), (58580, 351894), (58649, 351480), (61016, 337845), (64670, 318756), (67569, 305080), (70296, 293245), (76270, 270276), (77604, 265630), (79689, 258680), (87870, 234596), (90092, 228810), (91524, 225230), (97005, 212504), (106252, 194010), (112615, 183048), (114405, 180184), (117160, 175947), (117298, 175740), (129340, 159378), (132815, 155208), (135138, 152540)]