319992400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 240

約数和(自身を含む): 968688000

約数和(自身を除く): 648695600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 59, 65, 70, 80, 91, 100, 104, 112, 118, 130, 140, 149, 175, 182, 200, 208, 236, 260, 280, 295, 298, 325, 350, 364, 400, 413, 455, 472, 520, 560, 590, 596, 650, 700, 728, 745, 767, 826, 910, 944, 1040, 1043, 1180, 1192, 1300, 1400, 1456, 1475, 1490, 1534, 1652, 1820, 1937, 2065, 2086, 2275, 2360, 2384, 2600, 2800, 2950, 2980, 3068, 3304, 3640, 3725, 3835, 3874, 4130, 4172, 4550, 4720, 5200, 5215, 5369, 5900, 5960, 6136, 6608, 7280, 7450, 7670, 7748, 8260, 8344, 8791, 9100, 9685, 10325, 10430, 10738, 11800, 11920, 12272, 13559, 14900, 15340, 15496, 16520, 16688, 17582, 18200, 19175, 19370, 20650, 20860, 21476, 23600, 26075, 26845, 27118, 29800, 30680, 30992, 33040, 35164, 36400, 38350, 38740, 41300, 41720, 42952, 43955, 48425, 52150, 53690, 54236, 59600, 61360, 61537, 67795, 70328, 76700, 77480, 82600, 83440, 85904, 87910, 96850, 104300, 107380, 108472, 114283, 123074, 134225, 135590, 140656, 153400, 154960, 165200, 175820, 193700, 208600, 214760, 216944, 219775, 228566, 246148, 268450, 271180, 306800, 307685, 338975, 351640, 387400, 417200, 429520, 439550, 457132, 492296, 536900, 542360, 571415, 615370, 677950, 703280, 774800, 799981, 879100, 914264, 984592, 1073800, 1084720, 1142830, 1230740, 1355900, 1538425, 1599962, 1758200, 1828528, 2147600, 2285660, 2461480, 2711800, 2857075, 3076850, 3199924, 3516400, 3999905, 4571320, 4922960, 5423600, 5714150, 6153700, 6399848, 7999810, 9142640, 11428300, 12307400, 12799696, 15999620, 19999525, 22856600, 24614800, 31999240, 39999050, 45713200, 63998480, 79998100, 159996200, 319992400]

約数ペア:

[(1, 319992400), (2, 159996200), (4, 79998100), (5, 63998480), (7, 45713200), (8, 39999050), (10, 31999240), (13, 24614800), (14, 22856600), (16, 19999525), (20, 15999620), (25, 12799696), (26, 12307400), (28, 11428300), (35, 9142640), (40, 7999810), (50, 6399848), (52, 6153700), (56, 5714150), (59, 5423600), (65, 4922960), (70, 4571320), (80, 3999905), (91, 3516400), (100, 3199924), (104, 3076850), (112, 2857075), (118, 2711800), (130, 2461480), (140, 2285660), (149, 2147600), (175, 1828528), (182, 1758200), (200, 1599962), (208, 1538425), (236, 1355900), (260, 1230740), (280, 1142830), (295, 1084720), (298, 1073800), (325, 984592), (350, 914264), (364, 879100), (400, 799981), (413, 774800), (455, 703280), (472, 677950), (520, 615370), (560, 571415), (590, 542360), (596, 536900), (650, 492296), (700, 457132), (728, 439550), (745, 429520), (767, 417200), (826, 387400), (910, 351640), (944, 338975), (1040, 307685), (1043, 306800), (1180, 271180), (1192, 268450), (1300, 246148), (1400, 228566), (1456, 219775), (1475, 216944), (1490, 214760), (1534, 208600), (1652, 193700), (1820, 175820), (1937, 165200), (2065, 154960), (2086, 153400), (2275, 140656), (2360, 135590), (2384, 134225), (2600, 123074), (2800, 114283), (2950, 108472), (2980, 107380), (3068, 104300), (3304, 96850), (3640, 87910), (3725, 85904), (3835, 83440), (3874, 82600), (4130, 77480), (4172, 76700), (4550, 70328), (4720, 67795), (5200, 61537), (5215, 61360), (5369, 59600), (5900, 54236), (5960, 53690), (6136, 52150), (6608, 48425), (7280, 43955), (7450, 42952), (7670, 41720), (7748, 41300), (8260, 38740), (8344, 38350), (8791, 36400), (9100, 35164), (9685, 33040), (10325, 30992), (10430, 30680), (10738, 29800), (11800, 27118), (11920, 26845), (12272, 26075), (13559, 23600), (14900, 21476), (15340, 20860), (15496, 20650), (16520, 19370), (16688, 19175), (17582, 18200)]