253586760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 910656000

約数和(自身を除く): 657069240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 61, 70, 84, 98, 101, 105, 120, 122, 140, 147, 168, 183, 196, 202, 210, 244, 245, 280, 294, 303, 305, 343, 366, 392, 404, 420, 427, 488, 490, 505, 588, 606, 610, 686, 707, 732, 735, 808, 840, 854, 915, 980, 1010, 1029, 1176, 1212, 1220, 1281, 1372, 1414, 1464, 1470, 1515, 1708, 1715, 1830, 1960, 2020, 2058, 2121, 2135, 2424, 2440, 2562, 2744, 2828, 2940, 2989, 3030, 3416, 3430, 3535, 3660, 4040, 4116, 4242, 4270, 4949, 5124, 5145, 5656, 5880, 5978, 6060, 6161, 6405, 6860, 7070, 7320, 8232, 8484, 8540, 8967, 9898, 10248, 10290, 10605, 11956, 12120, 12322, 12810, 13720, 14140, 14847, 14945, 16968, 17080, 17934, 18483, 19796, 20580, 20923, 21210, 23912, 24644, 24745, 25620, 28280, 29694, 29890, 30805, 34643, 35868, 36966, 39592, 41160, 41846, 42420, 43127, 44835, 49288, 49490, 51240, 59388, 59780, 61610, 62769, 69286, 71736, 73932, 74235, 83692, 84840, 86254, 89670, 92415, 98980, 103929, 104615, 118776, 119560, 123220, 125538, 129381, 138572, 147864, 148470, 167384, 172508, 173215, 179340, 184830, 197960, 207858, 209230, 215635, 246440, 251076, 258762, 277144, 296940, 301889, 313845, 345016, 346430, 358680, 369660, 415716, 418460, 431270, 502152, 517524, 519645, 593880, 603778, 627690, 646905, 692860, 739320, 831432, 836920, 862540, 905667, 1035048, 1039290, 1207556, 1255380, 1293810, 1385720, 1509445, 1725080, 1811334, 2078580, 2113223, 2415112, 2510760, 2587620, 3018890, 3622668, 4157160, 4226446, 4528335, 5175240, 6037780, 6339669, 7245336, 8452892, 9056670, 10566115, 12075560, 12679338, 16905784, 18113340, 21132230, 25358676, 31698345, 36226680, 42264460, 50717352, 63396690, 84528920, 126793380, 253586760]

約数ペア:

[(1, 253586760), (2, 126793380), (3, 84528920), (4, 63396690), (5, 50717352), (6, 42264460), (7, 36226680), (8, 31698345), (10, 25358676), (12, 21132230), (14, 18113340), (15, 16905784), (20, 12679338), (21, 12075560), (24, 10566115), (28, 9056670), (30, 8452892), (35, 7245336), (40, 6339669), (42, 6037780), (49, 5175240), (56, 4528335), (60, 4226446), (61, 4157160), (70, 3622668), (84, 3018890), (98, 2587620), (101, 2510760), (105, 2415112), (120, 2113223), (122, 2078580), (140, 1811334), (147, 1725080), (168, 1509445), (183, 1385720), (196, 1293810), (202, 1255380), (210, 1207556), (244, 1039290), (245, 1035048), (280, 905667), (294, 862540), (303, 836920), (305, 831432), (343, 739320), (366, 692860), (392, 646905), (404, 627690), (420, 603778), (427, 593880), (488, 519645), (490, 517524), (505, 502152), (588, 431270), (606, 418460), (610, 415716), (686, 369660), (707, 358680), (732, 346430), (735, 345016), (808, 313845), (840, 301889), (854, 296940), (915, 277144), (980, 258762), (1010, 251076), (1029, 246440), (1176, 215635), (1212, 209230), (1220, 207858), (1281, 197960), (1372, 184830), (1414, 179340), (1464, 173215), (1470, 172508), (1515, 167384), (1708, 148470), (1715, 147864), (1830, 138572), (1960, 129381), (2020, 125538), (2058, 123220), (2121, 119560), (2135, 118776), (2424, 104615), (2440, 103929), (2562, 98980), (2744, 92415), (2828, 89670), (2940, 86254), (2989, 84840), (3030, 83692), (3416, 74235), (3430, 73932), (3535, 71736), (3660, 69286), (4040, 62769), (4116, 61610), (4242, 59780), (4270, 59388), (4949, 51240), (5124, 49490), (5145, 49288), (5656, 44835), (5880, 43127), (5978, 42420), (6060, 41846), (6161, 41160), (6405, 39592), (6860, 36966), (7070, 35868), (7320, 34643), (8232, 30805), (8484, 29890), (8540, 29694), (8967, 28280), (9898, 25620), (10248, 24745), (10290, 24644), (10605, 23912), (11956, 21210), (12120, 20923), (12322, 20580), (12810, 19796), (13720, 18483), (14140, 17934), (14847, 17080), (14945, 16968)]