263416920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 192

約数和(自身を含む): 885427200

約数和(自身を除く): 622010280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 169, 186, 195, 248, 260, 310, 312, 338, 372, 390, 403, 419, 465, 507, 520, 620, 676, 744, 780, 806, 838, 845, 930, 1014, 1209, 1240, 1257, 1352, 1560, 1612, 1676, 1690, 1860, 2015, 2028, 2095, 2418, 2514, 2535, 3224, 3352, 3380, 3720, 4030, 4056, 4190, 4836, 5028, 5070, 5239, 5447, 6045, 6285, 6760, 8060, 8380, 9672, 10056, 10140, 10478, 10894, 12090, 12570, 12989, 15717, 16120, 16341, 16760, 20280, 20956, 21788, 24180, 25140, 25978, 26195, 27235, 31434, 32682, 38967, 41912, 43576, 48360, 50280, 51956, 52390, 54470, 62868, 64945, 65364, 70811, 77934, 78585, 81705, 103912, 104780, 108940, 125736, 129890, 130728, 141622, 155868, 157170, 163410, 168857, 194835, 209560, 212433, 217880, 259780, 283244, 311736, 314340, 326820, 337714, 354055, 389670, 424866, 506571, 519560, 566488, 628680, 653640, 675428, 708110, 779340, 844285, 849732, 1013142, 1062165, 1350856, 1416220, 1558680, 1688570, 1699464, 2026284, 2124330, 2195141, 2532855, 2832440, 3377140, 4052568, 4248660, 4390282, 5065710, 6585423, 6754280, 8497320, 8780564, 10131420, 10975705, 13170846, 17561128, 20262840, 21951410, 26341692, 32927115, 43902820, 52683384, 65854230, 87805640, 131708460, 263416920]

約数ペア:

[(1, 263416920), (2, 131708460), (3, 87805640), (4, 65854230), (5, 52683384), (6, 43902820), (8, 32927115), (10, 26341692), (12, 21951410), (13, 20262840), (15, 17561128), (20, 13170846), (24, 10975705), (26, 10131420), (30, 8780564), (31, 8497320), (39, 6754280), (40, 6585423), (52, 5065710), (60, 4390282), (62, 4248660), (65, 4052568), (78, 3377140), (93, 2832440), (104, 2532855), (120, 2195141), (124, 2124330), (130, 2026284), (155, 1699464), (156, 1688570), (169, 1558680), (186, 1416220), (195, 1350856), (248, 1062165), (260, 1013142), (310, 849732), (312, 844285), (338, 779340), (372, 708110), (390, 675428), (403, 653640), (419, 628680), (465, 566488), (507, 519560), (520, 506571), (620, 424866), (676, 389670), (744, 354055), (780, 337714), (806, 326820), (838, 314340), (845, 311736), (930, 283244), (1014, 259780), (1209, 217880), (1240, 212433), (1257, 209560), (1352, 194835), (1560, 168857), (1612, 163410), (1676, 157170), (1690, 155868), (1860, 141622), (2015, 130728), (2028, 129890), (2095, 125736), (2418, 108940), (2514, 104780), (2535, 103912), (3224, 81705), (3352, 78585), (3380, 77934), (3720, 70811), (4030, 65364), (4056, 64945), (4190, 62868), (4836, 54470), (5028, 52390), (5070, 51956), (5239, 50280), (5447, 48360), (6045, 43576), (6285, 41912), (6760, 38967), (8060, 32682), (8380, 31434), (9672, 27235), (10056, 26195), (10140, 25978), (10478, 25140), (10894, 24180), (12090, 21788), (12570, 20956), (12989, 20280), (15717, 16760), (16120, 16341)]