254808840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 256

約数和(自身を含む): 928972800

約数和(自身を除く): 674163960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 31, 33, 39, 40, 44, 52, 55, 60, 62, 65, 66, 78, 88, 93, 104, 110, 120, 124, 130, 132, 143, 155, 156, 165, 186, 195, 220, 248, 260, 264, 286, 310, 312, 330, 341, 372, 390, 403, 429, 440, 465, 479, 520, 572, 620, 660, 682, 715, 744, 780, 806, 858, 930, 958, 1023, 1144, 1209, 1240, 1320, 1364, 1430, 1437, 1560, 1612, 1705, 1716, 1860, 1916, 2015, 2046, 2145, 2395, 2418, 2728, 2860, 2874, 3224, 3410, 3432, 3720, 3832, 4030, 4092, 4290, 4433, 4790, 4836, 5115, 5269, 5720, 5748, 6045, 6227, 6820, 7185, 8060, 8184, 8580, 8866, 9580, 9672, 10230, 10538, 11496, 12090, 12454, 13299, 13640, 14370, 14849, 15807, 16120, 17160, 17732, 18681, 19160, 20460, 21076, 22165, 24180, 24908, 26345, 26598, 28740, 29698, 31135, 31614, 35464, 37362, 40920, 42152, 44330, 44547, 48360, 49816, 52690, 53196, 57480, 59396, 62270, 63228, 66495, 68497, 74245, 74724, 79035, 88660, 89094, 93405, 105380, 106392, 118792, 124540, 126456, 132990, 136994, 148490, 149448, 158070, 163339, 177320, 178188, 186810, 193037, 205491, 210760, 222735, 249080, 265980, 273988, 296980, 316140, 326678, 342485, 356376, 373620, 386074, 410982, 445470, 490017, 531960, 547976, 579111, 593960, 632280, 653356, 684970, 747240, 772148, 816695, 821964, 890940, 965185, 980034, 1027455, 1158222, 1306712, 1369940, 1544296, 1633390, 1643928, 1781880, 1930370, 1960068, 2054910, 2123407, 2316444, 2450085, 2739880, 2895555, 3266780, 3860740, 3920136, 4109820, 4246814, 4632888, 4900170, 5791110, 6370221, 6533560, 7721480, 8219640, 8493628, 9800340, 10617035, 11582220, 12740442, 16987256, 19600680, 21234070, 23164440, 25480884, 31851105, 42468140, 50961768, 63702210, 84936280, 127404420, 254808840]

約数ペア:

[(1, 254808840), (2, 127404420), (3, 84936280), (4, 63702210), (5, 50961768), (6, 42468140), (8, 31851105), (10, 25480884), (11, 23164440), (12, 21234070), (13, 19600680), (15, 16987256), (20, 12740442), (22, 11582220), (24, 10617035), (26, 9800340), (30, 8493628), (31, 8219640), (33, 7721480), (39, 6533560), (40, 6370221), (44, 5791110), (52, 4900170), (55, 4632888), (60, 4246814), (62, 4109820), (65, 3920136), (66, 3860740), (78, 3266780), (88, 2895555), (93, 2739880), (104, 2450085), (110, 2316444), (120, 2123407), (124, 2054910), (130, 1960068), (132, 1930370), (143, 1781880), (155, 1643928), (156, 1633390), (165, 1544296), (186, 1369940), (195, 1306712), (220, 1158222), (248, 1027455), (260, 980034), (264, 965185), (286, 890940), (310, 821964), (312, 816695), (330, 772148), (341, 747240), (372, 684970), (390, 653356), (403, 632280), (429, 593960), (440, 579111), (465, 547976), (479, 531960), (520, 490017), (572, 445470), (620, 410982), (660, 386074), (682, 373620), (715, 356376), (744, 342485), (780, 326678), (806, 316140), (858, 296980), (930, 273988), (958, 265980), (1023, 249080), (1144, 222735), (1209, 210760), (1240, 205491), (1320, 193037), (1364, 186810), (1430, 178188), (1437, 177320), (1560, 163339), (1612, 158070), (1705, 149448), (1716, 148490), (1860, 136994), (1916, 132990), (2015, 126456), (2046, 124540), (2145, 118792), (2395, 106392), (2418, 105380), (2728, 93405), (2860, 89094), (2874, 88660), (3224, 79035), (3410, 74724), (3432, 74245), (3720, 68497), (3832, 66495), (4030, 63228), (4092, 62270), (4290, 59396), (4433, 57480), (4790, 53196), (4836, 52690), (5115, 49816), (5269, 48360), (5720, 44547), (5748, 44330), (6045, 42152), (6227, 40920), (6820, 37362), (7185, 35464), (8060, 31614), (8184, 31135), (8580, 29698), (8866, 28740), (9580, 26598), (9672, 26345), (10230, 24908), (10538, 24180), (11496, 22165), (12090, 21076), (12454, 20460), (13299, 19160), (13640, 18681), (14370, 17732), (14849, 17160), (15807, 16120)]