18800100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:248

約数の個数: 180

約数和(自身を含む): 66797808

約数和(自身を除く): 47997708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 211, 220, 225, 270, 275, 297, 300, 324, 330, 396, 405, 422, 450, 495, 540, 550, 594, 633, 660, 675, 810, 825, 844, 891, 900, 990, 1055, 1100, 1188, 1266, 1350, 1485, 1620, 1650, 1782, 1899, 1980, 2025, 2110, 2321, 2475, 2532, 2700, 2970, 3165, 3300, 3564, 3798, 4050, 4220, 4455, 4642, 4950, 5275, 5697, 5940, 6330, 6963, 7425, 7596, 8100, 8910, 9284, 9495, 9900, 10550, 11394, 11605, 12660, 13926, 14850, 15825, 17091, 17820, 18990, 20889, 21100, 22275, 22788, 23210, 27852, 28485, 29700, 31650, 34182, 34815, 37980, 41778, 44550, 46420, 47475, 56970, 58025, 62667, 63300, 68364, 69630, 83556, 85455, 89100, 94950, 104445, 113940, 116050, 125334, 139260, 142425, 170910, 174075, 188001, 189900, 208890, 232100, 250668, 284850, 313335, 341820, 348150, 376002, 417780, 427275, 522225, 569700, 626670, 696300, 752004, 854550, 940005, 1044450, 1253340, 1566675, 1709100, 1880010, 2088900, 3133350, 3760020, 4700025, 6266700, 9400050, 18800100]

約数ペア:

[(1, 18800100), (2, 9400050), (3, 6266700), (4, 4700025), (5, 3760020), (6, 3133350), (9, 2088900), (10, 1880010), (11, 1709100), (12, 1566675), (15, 1253340), (18, 1044450), (20, 940005), (22, 854550), (25, 752004), (27, 696300), (30, 626670), (33, 569700), (36, 522225), (44, 427275), (45, 417780), (50, 376002), (54, 348150), (55, 341820), (60, 313335), (66, 284850), (75, 250668), (81, 232100), (90, 208890), (99, 189900), (100, 188001), (108, 174075), (110, 170910), (132, 142425), (135, 139260), (150, 125334), (162, 116050), (165, 113940), (180, 104445), (198, 94950), (211, 89100), (220, 85455), (225, 83556), (270, 69630), (275, 68364), (297, 63300), (300, 62667), (324, 58025), (330, 56970), (396, 47475), (405, 46420), (422, 44550), (450, 41778), (495, 37980), (540, 34815), (550, 34182), (594, 31650), (633, 29700), (660, 28485), (675, 27852), (810, 23210), (825, 22788), (844, 22275), (891, 21100), (900, 20889), (990, 18990), (1055, 17820), (1100, 17091), (1188, 15825), (1266, 14850), (1350, 13926), (1485, 12660), (1620, 11605), (1650, 11394), (1782, 10550), (1899, 9900), (1980, 9495), (2025, 9284), (2110, 8910), (2321, 8100), (2475, 7596), (2532, 7425), (2700, 6963), (2970, 6330), (3165, 5940), (3300, 5697), (3564, 5275), (3798, 4950), (4050, 4642), (4220, 4455)]