221951520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 288

約数和(自身を含む): 878387328

約数和(自身を除く): 656435808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 97, 105, 112, 120, 126, 140, 144, 160, 168, 180, 194, 210, 224, 227, 240, 252, 280, 288, 291, 315, 336, 360, 388, 420, 454, 480, 485, 504, 560, 582, 630, 672, 679, 681, 720, 776, 840, 873, 908, 970, 1008, 1120, 1135, 1164, 1260, 1358, 1362, 1440, 1455, 1552, 1589, 1680, 1746, 1816, 1940, 2016, 2037, 2043, 2270, 2328, 2520, 2716, 2724, 2910, 3104, 3178, 3360, 3395, 3405, 3492, 3632, 3880, 4074, 4086, 4365, 4540, 4656, 4767, 5040, 5432, 5448, 5820, 6111, 6356, 6790, 6810, 6984, 7264, 7760, 7945, 8148, 8172, 8730, 9080, 9312, 9534, 10080, 10185, 10215, 10864, 10896, 11640, 12222, 12712, 13580, 13620, 13968, 14301, 15520, 15890, 16296, 16344, 17460, 18160, 19068, 20370, 20430, 21728, 21792, 22019, 23280, 23835, 24444, 25424, 27160, 27240, 27936, 28602, 30555, 31780, 32592, 32688, 34920, 36320, 38136, 40740, 40860, 44038, 46560, 47670, 48888, 50848, 54320, 54480, 57204, 61110, 63560, 65184, 65376, 66057, 69840, 71505, 76272, 81480, 81720, 88076, 95340, 97776, 108640, 108960, 110095, 114408, 122220, 127120, 132114, 139680, 143010, 152544, 154133, 162960, 163440, 176152, 190680, 195552, 198171, 220190, 228816, 244440, 254240, 264228, 286020, 308266, 325920, 326880, 330285, 352304, 381360, 396342, 440380, 457632, 462399, 488880, 528456, 572040, 616532, 660570, 704608, 762720, 770665, 792684, 880760, 924798, 977760, 990855, 1056912, 1144080, 1233064, 1321140, 1387197, 1541330, 1585368, 1761520, 1849596, 1981710, 2113824, 2288160, 2311995, 2466128, 2642280, 2774394, 3082660, 3170736, 3523040, 3699192, 3963420, 4623990, 4932256, 5284560, 5548788, 6165320, 6341472, 6935985, 7398384, 7926840, 9247980, 10569120, 11097576, 12330640, 13871970, 14796768, 15853680, 18495960, 22195152, 24661280, 27743940, 31707360, 36991920, 44390304, 55487880, 73983840, 110975760, 221951520]

約数ペア:

[(1, 221951520), (2, 110975760), (3, 73983840), (4, 55487880), (5, 44390304), (6, 36991920), (7, 31707360), (8, 27743940), (9, 24661280), (10, 22195152), (12, 18495960), (14, 15853680), (15, 14796768), (16, 13871970), (18, 12330640), (20, 11097576), (21, 10569120), (24, 9247980), (28, 7926840), (30, 7398384), (32, 6935985), (35, 6341472), (36, 6165320), (40, 5548788), (42, 5284560), (45, 4932256), (48, 4623990), (56, 3963420), (60, 3699192), (63, 3523040), (70, 3170736), (72, 3082660), (80, 2774394), (84, 2642280), (90, 2466128), (96, 2311995), (97, 2288160), (105, 2113824), (112, 1981710), (120, 1849596), (126, 1761520), (140, 1585368), (144, 1541330), (160, 1387197), (168, 1321140), (180, 1233064), (194, 1144080), (210, 1056912), (224, 990855), (227, 977760), (240, 924798), (252, 880760), (280, 792684), (288, 770665), (291, 762720), (315, 704608), (336, 660570), (360, 616532), (388, 572040), (420, 528456), (454, 488880), (480, 462399), (485, 457632), (504, 440380), (560, 396342), (582, 381360), (630, 352304), (672, 330285), (679, 326880), (681, 325920), (720, 308266), (776, 286020), (840, 264228), (873, 254240), (908, 244440), (970, 228816), (1008, 220190), (1120, 198171), (1135, 195552), (1164, 190680), (1260, 176152), (1358, 163440), (1362, 162960), (1440, 154133), (1455, 152544), (1552, 143010), (1589, 139680), (1680, 132114), (1746, 127120), (1816, 122220), (1940, 114408), (2016, 110095), (2037, 108960), (2043, 108640), (2270, 97776), (2328, 95340), (2520, 88076), (2716, 81720), (2724, 81480), (2910, 76272), (3104, 71505), (3178, 69840), (3360, 66057), (3395, 65376), (3405, 65184), (3492, 63560), (3632, 61110), (3880, 57204), (4074, 54480), (4086, 54320), (4365, 50848), (4540, 48888), (4656, 47670), (4767, 46560), (5040, 44038), (5432, 40860), (5448, 40740), (5820, 38136), (6111, 36320), (6356, 34920), (6790, 32688), (6810, 32592), (6984, 31780), (7264, 30555), (7760, 28602), (7945, 27936), (8148, 27240), (8172, 27160), (8730, 25424), (9080, 24444), (9312, 23835), (9534, 23280), (10080, 22019), (10185, 21792), (10215, 21728), (10864, 20430), (10896, 20370), (11640, 19068), (12222, 18160), (12712, 17460), (13580, 16344), (13620, 16296), (13968, 15890), (14301, 15520)]