1908472580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 4913126400

約数和(自身を除く): 3004653820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 73, 74, 98, 103, 140, 146, 148, 185, 196, 206, 245, 259, 292, 343, 365, 370, 412, 490, 511, 515, 518, 686, 721, 730, 740, 980, 1022, 1030, 1036, 1295, 1372, 1442, 1460, 1715, 1813, 2044, 2060, 2555, 2590, 2701, 2884, 3430, 3577, 3605, 3626, 3811, 5047, 5110, 5180, 5402, 6860, 7154, 7210, 7252, 7519, 7622, 9065, 10094, 10220, 10804, 12691, 13505, 14308, 14420, 15038, 15244, 17885, 18130, 18907, 19055, 20188, 25039, 25235, 25382, 26677, 27010, 30076, 35329, 35770, 36260, 37595, 37814, 38110, 50078, 50470, 50764, 52633, 53354, 54020, 63455, 70658, 71540, 75190, 75628, 76220, 94535, 100156, 100940, 105266, 106708, 125195, 126910, 132349, 133385, 141316, 150380, 176645, 186739, 189070, 210532, 250390, 253820, 263165, 264698, 266770, 278203, 353290, 368431, 373478, 378140, 500780, 526330, 529396, 533540, 556406, 661745, 706580, 736862, 746956, 926443, 933695, 1052660, 1112812, 1307173, 1323490, 1391015, 1473724, 1842155, 1852886, 1867390, 1947421, 2579017, 2614346, 2646980, 2782030, 3684310, 3705772, 3734780, 3894842, 4632215, 5158034, 5228692, 5564060, 6535865, 7368620, 7789684, 9264430, 9737105, 10316068, 12895085, 13071730, 13631947, 18528860, 19474210, 25790170, 26143460, 27263894, 38948420, 51580340, 54527788, 68159735, 95423629, 136319470, 190847258, 272638940, 381694516, 477118145, 954236290, 1908472580]

約数ペア:

[(1, 1908472580), (2, 954236290), (4, 477118145), (5, 381694516), (7, 272638940), (10, 190847258), (14, 136319470), (20, 95423629), (28, 68159735), (35, 54527788), (37, 51580340), (49, 38948420), (70, 27263894), (73, 26143460), (74, 25790170), (98, 19474210), (103, 18528860), (140, 13631947), (146, 13071730), (148, 12895085), (185, 10316068), (196, 9737105), (206, 9264430), (245, 7789684), (259, 7368620), (292, 6535865), (343, 5564060), (365, 5228692), (370, 5158034), (412, 4632215), (490, 3894842), (511, 3734780), (515, 3705772), (518, 3684310), (686, 2782030), (721, 2646980), (730, 2614346), (740, 2579017), (980, 1947421), (1022, 1867390), (1030, 1852886), (1036, 1842155), (1295, 1473724), (1372, 1391015), (1442, 1323490), (1460, 1307173), (1715, 1112812), (1813, 1052660), (2044, 933695), (2060, 926443), (2555, 746956), (2590, 736862), (2701, 706580), (2884, 661745), (3430, 556406), (3577, 533540), (3605, 529396), (3626, 526330), (3811, 500780), (5047, 378140), (5110, 373478), (5180, 368431), (5402, 353290), (6860, 278203), (7154, 266770), (7210, 264698), (7252, 263165), (7519, 253820), (7622, 250390), (9065, 210532), (10094, 189070), (10220, 186739), (10804, 176645), (12691, 150380), (13505, 141316), (14308, 133385), (14420, 132349), (15038, 126910), (15244, 125195), (17885, 106708), (18130, 105266), (18907, 100940), (19055, 100156), (20188, 94535), (25039, 76220), (25235, 75628), (25382, 75190), (26677, 71540), (27010, 70658), (30076, 63455), (35329, 54020), (35770, 53354), (36260, 52633), (37595, 50764), (37814, 50470), (38110, 50078)]