2019013600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:797

約数の個数: 144

約数和(自身を含む): 5178606048

約数和(自身を除く): 3159592448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 197, 200, 230, 368, 394, 400, 460, 557, 575, 736, 788, 800, 920, 985, 1114, 1150, 1576, 1840, 1970, 2228, 2300, 2785, 3152, 3680, 3940, 4456, 4531, 4600, 4925, 5570, 6304, 7880, 8912, 9062, 9200, 9850, 11140, 12811, 13925, 15760, 17824, 18124, 18400, 19700, 22280, 22655, 25622, 27850, 31520, 36248, 39400, 44560, 45310, 51244, 55700, 64055, 72496, 78800, 89120, 90620, 102488, 109729, 111400, 113275, 128110, 144992, 157600, 181240, 204976, 219458, 222800, 226550, 256220, 320275, 362480, 409952, 438916, 445600, 453100, 512440, 548645, 640550, 724960, 877832, 906200, 1024880, 1097290, 1281100, 1755664, 1812400, 2049760, 2194580, 2523767, 2562200, 2743225, 3511328, 3624800, 4389160, 5047534, 5124400, 5486450, 8778320, 10095068, 10248800, 10972900, 12618835, 17556640, 20190136, 21945800, 25237670, 40380272, 43891600, 50475340, 63094175, 80760544, 87783200, 100950680, 126188350, 201901360, 252376700, 403802720, 504753400, 1009506800, 2019013600]

約数ペア:

[(1, 2019013600), (2, 1009506800), (4, 504753400), (5, 403802720), (8, 252376700), (10, 201901360), (16, 126188350), (20, 100950680), (23, 87783200), (25, 80760544), (32, 63094175), (40, 50475340), (46, 43891600), (50, 40380272), (80, 25237670), (92, 21945800), (100, 20190136), (115, 17556640), (160, 12618835), (184, 10972900), (197, 10248800), (200, 10095068), (230, 8778320), (368, 5486450), (394, 5124400), (400, 5047534), (460, 4389160), (557, 3624800), (575, 3511328), (736, 2743225), (788, 2562200), (800, 2523767), (920, 2194580), (985, 2049760), (1114, 1812400), (1150, 1755664), (1576, 1281100), (1840, 1097290), (1970, 1024880), (2228, 906200), (2300, 877832), (2785, 724960), (3152, 640550), (3680, 548645), (3940, 512440), (4456, 453100), (4531, 445600), (4600, 438916), (4925, 409952), (5570, 362480), (6304, 320275), (7880, 256220), (8912, 226550), (9062, 222800), (9200, 219458), (9850, 204976), (11140, 181240), (12811, 157600), (13925, 144992), (15760, 128110), (17824, 113275), (18124, 111400), (18400, 109729), (19700, 102488), (22280, 90620), (22655, 89120), (25622, 78800), (27850, 72496), (31520, 64055), (36248, 55700), (39400, 51244), (44560, 45310)]