253525440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1275

約数の個数: 224

約数和(自身を含む): 950390784

約数和(自身を除く): 696865344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1217, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2170, 2240, 2434, 2480, 2604, 2976, 3255, 3360, 3472, 3651, 3720, 4340, 4868, 4960, 5208, 5952, 6085, 6510, 6720, 6944, 7302, 7440, 8519, 8680, 9736, 9920, 10416, 12170, 13020, 13888, 14604, 14880, 17038, 17360, 18255, 19472, 20832, 24340, 25557, 26040, 29208, 29760, 34076, 34720, 36510, 37727, 38944, 41664, 42595, 48680, 51114, 52080, 58416, 68152, 69440, 73020, 75454, 77888, 85190, 97360, 102228, 104160, 113181, 116832, 127785, 136304, 146040, 150908, 170380, 188635, 194720, 204456, 208320, 226362, 233664, 255570, 264089, 272608, 292080, 301816, 340760, 377270, 389440, 408912, 452724, 511140, 528178, 545216, 565905, 584160, 603632, 681520, 754540, 792267, 817824, 905448, 1022280, 1056356, 1131810, 1168320, 1207264, 1320445, 1363040, 1509080, 1584534, 1635648, 1810896, 2044560, 2112712, 2263620, 2414528, 2640890, 2726080, 3018160, 3169068, 3621792, 3961335, 4089120, 4225424, 4527240, 5281780, 6036320, 6338136, 7243584, 7922670, 8178240, 8450848, 9054480, 10563560, 12072640, 12676272, 15845340, 16901696, 18108960, 21127120, 25352544, 31690680, 36217920, 42254240, 50705088, 63381360, 84508480, 126762720, 253525440]

約数ペア:

[(1, 253525440), (2, 126762720), (3, 84508480), (4, 63381360), (5, 50705088), (6, 42254240), (7, 36217920), (8, 31690680), (10, 25352544), (12, 21127120), (14, 18108960), (15, 16901696), (16, 15845340), (20, 12676272), (21, 12072640), (24, 10563560), (28, 9054480), (30, 8450848), (31, 8178240), (32, 7922670), (35, 7243584), (40, 6338136), (42, 6036320), (48, 5281780), (56, 4527240), (60, 4225424), (62, 4089120), (64, 3961335), (70, 3621792), (80, 3169068), (84, 3018160), (93, 2726080), (96, 2640890), (105, 2414528), (112, 2263620), (120, 2112712), (124, 2044560), (140, 1810896), (155, 1635648), (160, 1584534), (168, 1509080), (186, 1363040), (192, 1320445), (210, 1207264), (217, 1168320), (224, 1131810), (240, 1056356), (248, 1022280), (280, 905448), (310, 817824), (320, 792267), (336, 754540), (372, 681520), (420, 603632), (434, 584160), (448, 565905), (465, 545216), (480, 528178), (496, 511140), (560, 452724), (620, 408912), (651, 389440), (672, 377270), (744, 340760), (840, 301816), (868, 292080), (930, 272608), (960, 264089), (992, 255570), (1085, 233664), (1120, 226362), (1217, 208320), (1240, 204456), (1302, 194720), (1344, 188635), (1488, 170380), (1680, 150908), (1736, 146040), (1860, 136304), (1984, 127785), (2170, 116832), (2240, 113181), (2434, 104160), (2480, 102228), (2604, 97360), (2976, 85190), (3255, 77888), (3360, 75454), (3472, 73020), (3651, 69440), (3720, 68152), (4340, 58416), (4868, 52080), (4960, 51114), (5208, 48680), (5952, 42595), (6085, 41664), (6510, 38944), (6720, 37727), (6944, 36510), (7302, 34720), (7440, 34076), (8519, 29760), (8680, 29208), (9736, 26040), (9920, 25557), (10416, 24340), (12170, 20832), (13020, 19472), (13888, 18255), (14604, 17360), (14880, 17038)]