254905560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 384

約数和(自身を含む): 1056706560

約数和(自身を除く): 801801000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 31, 35, 36, 39, 40, 42, 45, 52, 56, 60, 62, 63, 65, 70, 72, 78, 84, 90, 91, 93, 104, 105, 117, 120, 124, 126, 130, 140, 155, 156, 168, 180, 182, 186, 195, 210, 217, 234, 248, 251, 252, 260, 273, 279, 280, 310, 312, 315, 360, 364, 372, 390, 403, 420, 434, 455, 465, 468, 502, 504, 520, 546, 558, 585, 620, 630, 651, 728, 744, 753, 780, 806, 819, 840, 868, 910, 930, 936, 1004, 1085, 1092, 1116, 1170, 1209, 1240, 1255, 1260, 1302, 1365, 1395, 1506, 1560, 1612, 1638, 1736, 1757, 1820, 1860, 1953, 2008, 2015, 2170, 2184, 2232, 2259, 2340, 2418, 2510, 2520, 2604, 2730, 2790, 2821, 3012, 3224, 3255, 3263, 3276, 3514, 3627, 3640, 3720, 3765, 3906, 4030, 4095, 4340, 4518, 4680, 4836, 5020, 5208, 5271, 5460, 5580, 5642, 6024, 6045, 6510, 6526, 6552, 7028, 7254, 7530, 7781, 7812, 8060, 8190, 8463, 8680, 8785, 9036, 9672, 9765, 9789, 10040, 10542, 10920, 11160, 11284, 11295, 12090, 13020, 13052, 14056, 14105, 14508, 15060, 15562, 15624, 15813, 16120, 16315, 16380, 16926, 17570, 18072, 18135, 19530, 19578, 21084, 22568, 22590, 22841, 23343, 24180, 25389, 26040, 26104, 26355, 28210, 29016, 29367, 30120, 31124, 31626, 32630, 32760, 33852, 35140, 36270, 38905, 39060, 39156, 42168, 42315, 45180, 45682, 46686, 48360, 48945, 50778, 52710, 54467, 56420, 58734, 62248, 63252, 65260, 67704, 68523, 70029, 70280, 72540, 77810, 78120, 78312, 79065, 84630, 90360, 91364, 93372, 97890, 101153, 101556, 105420, 108934, 112840, 114205, 116715, 117468, 126504, 126945, 130520, 137046, 140058, 145080, 146835, 155620, 158130, 163401, 169260, 182728, 186744, 195780, 202306, 203112, 205569, 210840, 217868, 228410, 233430, 234936, 253890, 272335, 274092, 280116, 293670, 303459, 311240, 316260, 326802, 338520, 342615, 350145, 391560, 404612, 411138, 435736, 456820, 466860, 490203, 505765, 507780, 544670, 548184, 560232, 587340, 606918, 632520, 653604, 685230, 700290, 708071, 809224, 817005, 822276, 910377, 913640, 933720, 980406, 1011530, 1015560, 1027845, 1089340, 1174680, 1213836, 1307208, 1370460, 1400580, 1416142, 1517295, 1634010, 1644552, 1820754, 1960812, 2023060, 2055690, 2124213, 2178680, 2427672, 2451015, 2740920, 2801160, 2832284, 3034590, 3268020, 3540355, 3641508, 3921624, 4046120, 4111380, 4248426, 4551885, 4902030, 5664568, 6069180, 6372639, 6536040, 7080710, 7283016, 8222760, 8496852, 9103770, 9804060, 10621065, 12138360, 12745278, 14161420, 16993704, 18207540, 19608120, 21242130, 25490556, 28322840, 31863195, 36415080, 42484260, 50981112, 63726390, 84968520, 127452780, 254905560]

約数ペア:

[(1, 254905560), (2, 127452780), (3, 84968520), (4, 63726390), (5, 50981112), (6, 42484260), (7, 36415080), (8, 31863195), (9, 28322840), (10, 25490556), (12, 21242130), (13, 19608120), (14, 18207540), (15, 16993704), (18, 14161420), (20, 12745278), (21, 12138360), (24, 10621065), (26, 9804060), (28, 9103770), (30, 8496852), (31, 8222760), (35, 7283016), (36, 7080710), (39, 6536040), (40, 6372639), (42, 6069180), (45, 5664568), (52, 4902030), (56, 4551885), (60, 4248426), (62, 4111380), (63, 4046120), (65, 3921624), (70, 3641508), (72, 3540355), (78, 3268020), (84, 3034590), (90, 2832284), (91, 2801160), (93, 2740920), (104, 2451015), (105, 2427672), (117, 2178680), (120, 2124213), (124, 2055690), (126, 2023060), (130, 1960812), (140, 1820754), (155, 1644552), (156, 1634010), (168, 1517295), (180, 1416142), (182, 1400580), (186, 1370460), (195, 1307208), (210, 1213836), (217, 1174680), (234, 1089340), (248, 1027845), (251, 1015560), (252, 1011530), (260, 980406), (273, 933720), (279, 913640), (280, 910377), (310, 822276), (312, 817005), (315, 809224), (360, 708071), (364, 700290), (372, 685230), (390, 653604), (403, 632520), (420, 606918), (434, 587340), (455, 560232), (465, 548184), (468, 544670), (502, 507780), (504, 505765), (520, 490203), (546, 466860), (558, 456820), (585, 435736), (620, 411138), (630, 404612), (651, 391560), (728, 350145), (744, 342615), (753, 338520), (780, 326802), (806, 316260), (819, 311240), (840, 303459), (868, 293670), (910, 280116), (930, 274092), (936, 272335), (1004, 253890), (1085, 234936), (1092, 233430), (1116, 228410), (1170, 217868), (1209, 210840), (1240, 205569), (1255, 203112), (1260, 202306), (1302, 195780), (1365, 186744), (1395, 182728), (1506, 169260), (1560, 163401), (1612, 158130), (1638, 155620), (1736, 146835), (1757, 145080), (1820, 140058), (1860, 137046), (1953, 130520), (2008, 126945), (2015, 126504), (2170, 117468), (2184, 116715), (2232, 114205), (2259, 112840), (2340, 108934), (2418, 105420), (2510, 101556), (2520, 101153), (2604, 97890), (2730, 93372), (2790, 91364), (2821, 90360), (3012, 84630), (3224, 79065), (3255, 78312), (3263, 78120), (3276, 77810), (3514, 72540), (3627, 70280), (3640, 70029), (3720, 68523), (3765, 67704), (3906, 65260), (4030, 63252), (4095, 62248), (4340, 58734), (4518, 56420), (4680, 54467), (4836, 52710), (5020, 50778), (5208, 48945), (5271, 48360), (5460, 46686), (5580, 45682), (5642, 45180), (6024, 42315), (6045, 42168), (6510, 39156), (6526, 39060), (6552, 38905), (7028, 36270), (7254, 35140), (7530, 33852), (7781, 32760), (7812, 32630), (8060, 31626), (8190, 31124), (8463, 30120), (8680, 29367), (8785, 29016), (9036, 28210), (9672, 26355), (9765, 26104), (9789, 26040), (10040, 25389), (10542, 24180), (10920, 23343), (11160, 22841), (11284, 22590), (11295, 22568), (12090, 21084), (13020, 19578), (13052, 19530), (14056, 18135), (14105, 18072), (14508, 17570), (15060, 16926), (15562, 16380), (15624, 16315), (15813, 16120)]