315920904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 904176000

約数和(自身を除く): 588255096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 137, 152, 156, 228, 247, 274, 312, 389, 411, 456, 494, 548, 741, 778, 822, 988, 1096, 1167, 1482, 1556, 1644, 1781, 1976, 2334, 2603, 2964, 3112, 3288, 3562, 4668, 5057, 5206, 5343, 5928, 7124, 7391, 7809, 9336, 10114, 10412, 10686, 14248, 14782, 15171, 15618, 20228, 20824, 21372, 22173, 29564, 30342, 31236, 33839, 40456, 42744, 44346, 53293, 59128, 60684, 62472, 67678, 88692, 96083, 101517, 106586, 121368, 135356, 159879, 177384, 192166, 203034, 213172, 270712, 288249, 319758, 384332, 406068, 426344, 576498, 639516, 692809, 768664, 812136, 1012567, 1152996, 1279032, 1385618, 2025134, 2078427, 2305992, 2771236, 3037701, 4050268, 4156854, 5542472, 6075402, 8100536, 8313708, 12150804, 13163371, 16627416, 24301608, 26326742, 39490113, 52653484, 78980226, 105306968, 157960452, 315920904]

約数ペア:

[(1, 315920904), (2, 157960452), (3, 105306968), (4, 78980226), (6, 52653484), (8, 39490113), (12, 26326742), (13, 24301608), (19, 16627416), (24, 13163371), (26, 12150804), (38, 8313708), (39, 8100536), (52, 6075402), (57, 5542472), (76, 4156854), (78, 4050268), (104, 3037701), (114, 2771236), (137, 2305992), (152, 2078427), (156, 2025134), (228, 1385618), (247, 1279032), (274, 1152996), (312, 1012567), (389, 812136), (411, 768664), (456, 692809), (494, 639516), (548, 576498), (741, 426344), (778, 406068), (822, 384332), (988, 319758), (1096, 288249), (1167, 270712), (1482, 213172), (1556, 203034), (1644, 192166), (1781, 177384), (1976, 159879), (2334, 135356), (2603, 121368), (2964, 106586), (3112, 101517), (3288, 96083), (3562, 88692), (4668, 67678), (5057, 62472), (5206, 60684), (5343, 59128), (5928, 53293), (7124, 44346), (7391, 42744), (7809, 40456), (9336, 33839), (10114, 31236), (10412, 30342), (10686, 29564), (14248, 22173), (14782, 21372), (15171, 20824), (15618, 20228)]