331621136

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 872325120

約数和(自身を除く): 540703984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 112, 124, 133, 152, 154, 176, 209, 217, 248, 266, 304, 308, 341, 418, 434, 457, 496, 532, 589, 616, 682, 836, 868, 914, 1064, 1178, 1232, 1364, 1463, 1672, 1736, 1828, 2128, 2356, 2387, 2728, 2926, 3199, 3344, 3472, 3656, 4123, 4712, 4774, 5027, 5456, 5852, 6398, 6479, 7312, 8246, 8683, 9424, 9548, 10054, 11704, 12796, 12958, 14167, 16492, 17366, 19096, 20108, 23408, 25592, 25916, 28334, 32984, 34732, 35189, 38192, 40216, 45353, 51184, 51832, 56668, 60781, 65968, 69464, 70378, 80432, 90706, 95513, 99169, 103664, 113336, 121562, 138928, 140756, 155837, 181412, 191026, 198338, 226672, 243124, 269173, 281512, 311674, 362824, 382052, 396676, 486248, 538346, 563024, 623348, 668591, 725648, 764104, 793352, 972496, 1076692, 1090859, 1246696, 1337182, 1528208, 1586704, 1884211, 2153384, 2181718, 2493392, 2674364, 2960903, 3768422, 4306768, 4363436, 5348728, 5921806, 7536844, 8726872, 10697456, 11843612, 15073688, 17453744, 20726321, 23687224, 30147376, 41452642, 47374448, 82905284, 165810568, 331621136]

約数ペア:

[(1, 331621136), (2, 165810568), (4, 82905284), (7, 47374448), (8, 41452642), (11, 30147376), (14, 23687224), (16, 20726321), (19, 17453744), (22, 15073688), (28, 11843612), (31, 10697456), (38, 8726872), (44, 7536844), (56, 5921806), (62, 5348728), (76, 4363436), (77, 4306768), (88, 3768422), (112, 2960903), (124, 2674364), (133, 2493392), (152, 2181718), (154, 2153384), (176, 1884211), (209, 1586704), (217, 1528208), (248, 1337182), (266, 1246696), (304, 1090859), (308, 1076692), (341, 972496), (418, 793352), (434, 764104), (457, 725648), (496, 668591), (532, 623348), (589, 563024), (616, 538346), (682, 486248), (836, 396676), (868, 382052), (914, 362824), (1064, 311674), (1178, 281512), (1232, 269173), (1364, 243124), (1463, 226672), (1672, 198338), (1736, 191026), (1828, 181412), (2128, 155837), (2356, 140756), (2387, 138928), (2728, 121562), (2926, 113336), (3199, 103664), (3344, 99169), (3472, 95513), (3656, 90706), (4123, 80432), (4712, 70378), (4774, 69464), (5027, 65968), (5456, 60781), (5852, 56668), (6398, 51832), (6479, 51184), (7312, 45353), (8246, 40216), (8683, 38192), (9424, 35189), (9548, 34732), (10054, 32984), (11704, 28334), (12796, 25916), (12958, 25592), (14167, 23408), (16492, 20108), (17366, 19096)]