221372256

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 698277888

約数和(自身を除く): 476905632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 47, 48, 56, 84, 86, 94, 96, 112, 129, 141, 163, 168, 172, 188, 224, 258, 282, 301, 326, 329, 336, 344, 376, 489, 516, 564, 602, 652, 658, 672, 688, 752, 903, 978, 987, 1032, 1128, 1141, 1204, 1304, 1316, 1376, 1504, 1806, 1956, 1974, 2021, 2064, 2256, 2282, 2408, 2608, 2632, 3423, 3612, 3912, 3948, 4042, 4128, 4512, 4564, 4816, 5216, 5264, 6063, 6846, 7009, 7224, 7661, 7824, 7896, 8084, 9128, 9632, 10528, 12126, 13692, 14018, 14147, 14448, 15322, 15648, 15792, 16168, 18256, 21027, 22983, 24252, 27384, 28036, 28294, 28896, 30644, 31584, 32336, 36512, 42054, 42441, 45966, 48504, 49063, 53627, 54768, 56072, 56588, 61288, 64672, 84108, 84882, 91932, 97008, 98126, 107254, 109536, 112144, 113176, 122576, 147189, 160881, 168216, 169764, 183864, 194016, 196252, 214508, 224288, 226352, 245152, 294378, 321762, 329423, 336432, 339528, 367728, 392504, 429016, 452704, 588756, 643524, 658846, 672864, 679056, 735456, 785008, 858032, 988269, 1177512, 1287048, 1317692, 1358112, 1570016, 1716064, 1976538, 2305961, 2355024, 2574096, 2635384, 3953076, 4611922, 4710048, 5148192, 5270768, 6917883, 7906152, 9223844, 10541536, 13835766, 15812304, 18447688, 27671532, 31624608, 36895376, 55343064, 73790752, 110686128, 221372256]

約数ペア:

[(1, 221372256), (2, 110686128), (3, 73790752), (4, 55343064), (6, 36895376), (7, 31624608), (8, 27671532), (12, 18447688), (14, 15812304), (16, 13835766), (21, 10541536), (24, 9223844), (28, 7906152), (32, 6917883), (42, 5270768), (43, 5148192), (47, 4710048), (48, 4611922), (56, 3953076), (84, 2635384), (86, 2574096), (94, 2355024), (96, 2305961), (112, 1976538), (129, 1716064), (141, 1570016), (163, 1358112), (168, 1317692), (172, 1287048), (188, 1177512), (224, 988269), (258, 858032), (282, 785008), (301, 735456), (326, 679056), (329, 672864), (336, 658846), (344, 643524), (376, 588756), (489, 452704), (516, 429016), (564, 392504), (602, 367728), (652, 339528), (658, 336432), (672, 329423), (688, 321762), (752, 294378), (903, 245152), (978, 226352), (987, 224288), (1032, 214508), (1128, 196252), (1141, 194016), (1204, 183864), (1304, 169764), (1316, 168216), (1376, 160881), (1504, 147189), (1806, 122576), (1956, 113176), (1974, 112144), (2021, 109536), (2064, 107254), (2256, 98126), (2282, 97008), (2408, 91932), (2608, 84882), (2632, 84108), (3423, 64672), (3612, 61288), (3912, 56588), (3948, 56072), (4042, 54768), (4128, 53627), (4512, 49063), (4564, 48504), (4816, 45966), (5216, 42441), (5264, 42054), (6063, 36512), (6846, 32336), (7009, 31584), (7224, 30644), (7661, 28896), (7824, 28294), (7896, 28036), (8084, 27384), (9128, 24252), (9632, 22983), (10528, 21027), (12126, 18256), (13692, 16168), (14018, 15792), (14147, 15648), (14448, 15322)]