51291900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 216

約数和(自身を含む): 182401520

約数和(自身を除く): 131109620

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, 90, 99, 100, 108, 110, 121, 132, 135, 150, 157, 165, 180, 198, 220, 225, 242, 270, 275, 297, 300, 314, 330, 363, 396, 450, 471, 484, 495, 540, 550, 594, 605, 628, 660, 675, 726, 785, 825, 900, 942, 990, 1089, 1100, 1188, 1210, 1350, 1413, 1452, 1485, 1570, 1650, 1727, 1815, 1884, 1980, 2178, 2355, 2420, 2475, 2700, 2826, 2970, 3025, 3140, 3267, 3300, 3454, 3630, 3925, 4239, 4356, 4710, 4950, 5181, 5445, 5652, 5940, 6050, 6534, 6908, 7065, 7260, 7425, 7850, 8478, 8635, 9075, 9420, 9900, 10362, 10890, 11775, 12100, 13068, 14130, 14850, 15543, 15700, 16335, 16956, 17270, 18150, 18997, 20724, 21195, 21780, 23550, 25905, 27225, 28260, 29700, 31086, 32670, 34540, 35325, 36300, 37994, 42390, 43175, 46629, 47100, 51810, 54450, 56991, 62172, 65340, 70650, 75988, 77715, 81675, 84780, 86350, 93258, 94985, 103620, 105975, 108900, 113982, 129525, 141300, 155430, 163350, 170973, 172700, 186516, 189970, 211950, 227964, 233145, 259050, 284955, 310860, 326700, 341946, 379940, 388575, 423900, 466290, 474925, 512919, 518100, 569910, 683892, 777150, 854865, 932580, 949850, 1025838, 1139820, 1165725, 1424775, 1554300, 1709730, 1899700, 2051676, 2331450, 2564595, 2849550, 3419460, 4274325, 4662900, 5129190, 5699100, 8548650, 10258380, 12822975, 17097300, 25645950, 51291900]

約数ペア:

[(1, 51291900), (2, 25645950), (3, 17097300), (4, 12822975), (5, 10258380), (6, 8548650), (9, 5699100), (10, 5129190), (11, 4662900), (12, 4274325), (15, 3419460), (18, 2849550), (20, 2564595), (22, 2331450), (25, 2051676), (27, 1899700), (30, 1709730), (33, 1554300), (36, 1424775), (44, 1165725), (45, 1139820), (50, 1025838), (54, 949850), (55, 932580), (60, 854865), (66, 777150), (75, 683892), (90, 569910), (99, 518100), (100, 512919), (108, 474925), (110, 466290), (121, 423900), (132, 388575), (135, 379940), (150, 341946), (157, 326700), (165, 310860), (180, 284955), (198, 259050), (220, 233145), (225, 227964), (242, 211950), (270, 189970), (275, 186516), (297, 172700), (300, 170973), (314, 163350), (330, 155430), (363, 141300), (396, 129525), (450, 113982), (471, 108900), (484, 105975), (495, 103620), (540, 94985), (550, 93258), (594, 86350), (605, 84780), (628, 81675), (660, 77715), (675, 75988), (726, 70650), (785, 65340), (825, 62172), (900, 56991), (942, 54450), (990, 51810), (1089, 47100), (1100, 46629), (1188, 43175), (1210, 42390), (1350, 37994), (1413, 36300), (1452, 35325), (1485, 34540), (1570, 32670), (1650, 31086), (1727, 29700), (1815, 28260), (1884, 27225), (1980, 25905), (2178, 23550), (2355, 21780), (2420, 21195), (2475, 20724), (2700, 18997), (2826, 18150), (2970, 17270), (3025, 16956), (3140, 16335), (3267, 15700), (3300, 15543), (3454, 14850), (3630, 14130), (3925, 13068), (4239, 12100), (4356, 11775), (4710, 10890), (4950, 10362), (5181, 9900), (5445, 9420), (5652, 9075), (5940, 8635), (6050, 8478), (6534, 7850), (6908, 7425), (7065, 7260)]