1908720800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 288

約数和(自身を含む): 5568393600

約数和(自身を除く): 3659672800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 59, 70, 80, 100, 106, 109, 112, 118, 140, 160, 175, 200, 212, 218, 224, 236, 265, 280, 295, 350, 371, 400, 413, 424, 436, 472, 530, 545, 560, 590, 700, 742, 763, 800, 826, 848, 872, 944, 1060, 1090, 1120, 1180, 1325, 1400, 1475, 1484, 1526, 1652, 1696, 1744, 1855, 1888, 2065, 2120, 2180, 2360, 2650, 2725, 2800, 2950, 2968, 3052, 3127, 3304, 3488, 3710, 3815, 4130, 4240, 4360, 4720, 5300, 5450, 5600, 5777, 5900, 5936, 6104, 6254, 6431, 6608, 7420, 7630, 8260, 8480, 8720, 9275, 9440, 10325, 10600, 10900, 11554, 11800, 11872, 12208, 12508, 12862, 13216, 14840, 15260, 15635, 16520, 17440, 18550, 19075, 20650, 21200, 21800, 21889, 23108, 23600, 24416, 25016, 25724, 28885, 29680, 30520, 31270, 32155, 33040, 37100, 38150, 40439, 41300, 42400, 43600, 43778, 45017, 46216, 47200, 50032, 51448, 57770, 59360, 61040, 62540, 64310, 66080, 74200, 76300, 78175, 80878, 82600, 87200, 87556, 90034, 92432, 100064, 102896, 109445, 115540, 122080, 125080, 128620, 144425, 148400, 152600, 156350, 160775, 161756, 165200, 175112, 180068, 184864, 202195, 205792, 218890, 225085, 231080, 250160, 257240, 288850, 296800, 305200, 312700, 321550, 323512, 330400, 340843, 350224, 360136, 404390, 437780, 450170, 462160, 500320, 514480, 547225, 577700, 610400, 625400, 643100, 647024, 681686, 700448, 720272, 808780, 875560, 900340, 924320, 1010975, 1028960, 1094450, 1125425, 1155400, 1250800, 1286200, 1294048, 1363372, 1440544, 1617560, 1704215, 1751120, 1800680, 2021950, 2188900, 2250850, 2310800, 2385901, 2501600, 2572400, 2726744, 3235120, 3408430, 3502240, 3601360, 4043900, 4377800, 4501700, 4621600, 4771802, 5144800, 5453488, 6470240, 6816860, 7202720, 8087800, 8521075, 8755600, 9003400, 9543604, 10906976, 11929505, 13633720, 16175600, 17042150, 17511200, 18006800, 19087208, 23859010, 27267440, 32351200, 34084300, 36013600, 38174416, 47718020, 54534880, 59647525, 68168600, 76348832, 95436040, 119295050, 136337200, 190872080, 238590100, 272674400, 381744160, 477180200, 954360400, 1908720800]

約数ペア:

[(1, 1908720800), (2, 954360400), (4, 477180200), (5, 381744160), (7, 272674400), (8, 238590100), (10, 190872080), (14, 136337200), (16, 119295050), (20, 95436040), (25, 76348832), (28, 68168600), (32, 59647525), (35, 54534880), (40, 47718020), (50, 38174416), (53, 36013600), (56, 34084300), (59, 32351200), (70, 27267440), (80, 23859010), (100, 19087208), (106, 18006800), (109, 17511200), (112, 17042150), (118, 16175600), (140, 13633720), (160, 11929505), (175, 10906976), (200, 9543604), (212, 9003400), (218, 8755600), (224, 8521075), (236, 8087800), (265, 7202720), (280, 6816860), (295, 6470240), (350, 5453488), (371, 5144800), (400, 4771802), (413, 4621600), (424, 4501700), (436, 4377800), (472, 4043900), (530, 3601360), (545, 3502240), (560, 3408430), (590, 3235120), (700, 2726744), (742, 2572400), (763, 2501600), (800, 2385901), (826, 2310800), (848, 2250850), (872, 2188900), (944, 2021950), (1060, 1800680), (1090, 1751120), (1120, 1704215), (1180, 1617560), (1325, 1440544), (1400, 1363372), (1475, 1294048), (1484, 1286200), (1526, 1250800), (1652, 1155400), (1696, 1125425), (1744, 1094450), (1855, 1028960), (1888, 1010975), (2065, 924320), (2120, 900340), (2180, 875560), (2360, 808780), (2650, 720272), (2725, 700448), (2800, 681686), (2950, 647024), (2968, 643100), (3052, 625400), (3127, 610400), (3304, 577700), (3488, 547225), (3710, 514480), (3815, 500320), (4130, 462160), (4240, 450170), (4360, 437780), (4720, 404390), (5300, 360136), (5450, 350224), (5600, 340843), (5777, 330400), (5900, 323512), (5936, 321550), (6104, 312700), (6254, 305200), (6431, 296800), (6608, 288850), (7420, 257240), (7630, 250160), (8260, 231080), (8480, 225085), (8720, 218890), (9275, 205792), (9440, 202195), (10325, 184864), (10600, 180068), (10900, 175112), (11554, 165200), (11800, 161756), (11872, 160775), (12208, 156350), (12508, 152600), (12862, 148400), (13216, 144425), (14840, 128620), (15260, 125080), (15635, 122080), (16520, 115540), (17440, 109445), (18550, 102896), (19075, 100064), (20650, 92432), (21200, 90034), (21800, 87556), (21889, 87200), (23108, 82600), (23600, 80878), (24416, 78175), (25016, 76300), (25724, 74200), (28885, 66080), (29680, 64310), (30520, 62540), (31270, 61040), (32155, 59360), (33040, 57770), (37100, 51448), (38150, 50032), (40439, 47200), (41300, 46216), (42400, 45017), (43600, 43778)]