381534608

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 959938560

約数和(自身を除く): 578403952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 79, 91, 104, 107, 112, 124, 158, 182, 208, 214, 217, 248, 316, 364, 403, 428, 434, 496, 553, 632, 728, 749, 806, 856, 868, 1027, 1106, 1264, 1391, 1456, 1498, 1612, 1712, 1736, 2054, 2212, 2449, 2782, 2821, 2996, 3224, 3317, 3472, 4108, 4424, 4898, 5564, 5642, 5992, 6448, 6634, 7189, 8216, 8453, 8848, 9737, 9796, 11128, 11284, 11984, 13268, 14378, 16432, 16906, 17143, 19474, 19592, 22256, 22568, 23219, 26536, 28756, 31837, 33812, 34286, 38948, 39184, 43121, 45136, 46438, 53072, 57512, 59171, 63674, 67624, 68572, 77896, 86242, 92876, 109889, 115024, 118342, 127348, 135248, 137144, 155792, 172484, 185752, 219778, 222859, 236684, 254696, 262043, 274288, 301847, 344968, 371504, 439556, 445718, 473368, 509392, 524086, 603694, 689936, 769223, 879112, 891436, 946736, 1048172, 1207388, 1538446, 1758224, 1782872, 1834301, 2096344, 2414776, 3076892, 3406559, 3565744, 3668602, 4192688, 4829552, 6153784, 6813118, 7337204, 12307568, 13626236, 14674408, 23845913, 27252472, 29348816, 47691826, 54504944, 95383652, 190767304, 381534608]

約数ペア:

[(1, 381534608), (2, 190767304), (4, 95383652), (7, 54504944), (8, 47691826), (13, 29348816), (14, 27252472), (16, 23845913), (26, 14674408), (28, 13626236), (31, 12307568), (52, 7337204), (56, 6813118), (62, 6153784), (79, 4829552), (91, 4192688), (104, 3668602), (107, 3565744), (112, 3406559), (124, 3076892), (158, 2414776), (182, 2096344), (208, 1834301), (214, 1782872), (217, 1758224), (248, 1538446), (316, 1207388), (364, 1048172), (403, 946736), (428, 891436), (434, 879112), (496, 769223), (553, 689936), (632, 603694), (728, 524086), (749, 509392), (806, 473368), (856, 445718), (868, 439556), (1027, 371504), (1106, 344968), (1264, 301847), (1391, 274288), (1456, 262043), (1498, 254696), (1612, 236684), (1712, 222859), (1736, 219778), (2054, 185752), (2212, 172484), (2449, 155792), (2782, 137144), (2821, 135248), (2996, 127348), (3224, 118342), (3317, 115024), (3472, 109889), (4108, 92876), (4424, 86242), (4898, 77896), (5564, 68572), (5642, 67624), (5992, 63674), (6448, 59171), (6634, 57512), (7189, 53072), (8216, 46438), (8453, 45136), (8848, 43121), (9737, 39184), (9796, 38948), (11128, 34286), (11284, 33812), (11984, 31837), (13268, 28756), (14378, 26536), (16432, 23219), (16906, 22568), (17143, 22256), (19474, 19592)]