21377400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 192

約数和(自身を含む): 74995200

約数和(自身を除く): 53617800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 41, 44, 50, 55, 60, 66, 75, 79, 82, 88, 100, 110, 120, 123, 132, 150, 158, 164, 165, 200, 205, 220, 237, 246, 264, 275, 300, 316, 328, 330, 395, 410, 440, 451, 474, 492, 550, 600, 615, 632, 660, 790, 820, 825, 869, 902, 948, 984, 1025, 1100, 1185, 1230, 1320, 1353, 1580, 1640, 1650, 1738, 1804, 1896, 1975, 2050, 2200, 2255, 2370, 2460, 2607, 2706, 3075, 3160, 3239, 3300, 3476, 3608, 3950, 4100, 4345, 4510, 4740, 4920, 5214, 5412, 5925, 6150, 6478, 6600, 6765, 6952, 7900, 8200, 8690, 9020, 9480, 9717, 10428, 10824, 11275, 11850, 12300, 12956, 13035, 13530, 15800, 16195, 17380, 18040, 19434, 20856, 21725, 22550, 23700, 24600, 25912, 26070, 27060, 32390, 33825, 34760, 35629, 38868, 43450, 45100, 47400, 48585, 52140, 54120, 64780, 65175, 67650, 71258, 77736, 80975, 86900, 90200, 97170, 104280, 106887, 129560, 130350, 135300, 142516, 161950, 173800, 178145, 194340, 213774, 242925, 260700, 270600, 285032, 323900, 356290, 388680, 427548, 485850, 521400, 534435, 647800, 712580, 855096, 890725, 971700, 1068870, 1425160, 1781450, 1943400, 2137740, 2672175, 3562900, 4275480, 5344350, 7125800, 10688700, 21377400]

約数ペア:

[(1, 21377400), (2, 10688700), (3, 7125800), (4, 5344350), (5, 4275480), (6, 3562900), (8, 2672175), (10, 2137740), (11, 1943400), (12, 1781450), (15, 1425160), (20, 1068870), (22, 971700), (24, 890725), (25, 855096), (30, 712580), (33, 647800), (40, 534435), (41, 521400), (44, 485850), (50, 427548), (55, 388680), (60, 356290), (66, 323900), (75, 285032), (79, 270600), (82, 260700), (88, 242925), (100, 213774), (110, 194340), (120, 178145), (123, 173800), (132, 161950), (150, 142516), (158, 135300), (164, 130350), (165, 129560), (200, 106887), (205, 104280), (220, 97170), (237, 90200), (246, 86900), (264, 80975), (275, 77736), (300, 71258), (316, 67650), (328, 65175), (330, 64780), (395, 54120), (410, 52140), (440, 48585), (451, 47400), (474, 45100), (492, 43450), (550, 38868), (600, 35629), (615, 34760), (632, 33825), (660, 32390), (790, 27060), (820, 26070), (825, 25912), (869, 24600), (902, 23700), (948, 22550), (984, 21725), (1025, 20856), (1100, 19434), (1185, 18040), (1230, 17380), (1320, 16195), (1353, 15800), (1580, 13530), (1640, 13035), (1650, 12956), (1738, 12300), (1804, 11850), (1896, 11275), (1975, 10824), (2050, 10428), (2200, 9717), (2255, 9480), (2370, 9020), (2460, 8690), (2607, 8200), (2706, 7900), (3075, 6952), (3160, 6765), (3239, 6600), (3300, 6478), (3476, 6150), (3608, 5925), (3950, 5412), (4100, 5214), (4345, 4920), (4510, 4740)]