313860120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:778

約数の個数: 256

約数和(自身を含む): 1177804800

約数和(自身を除く): 863944680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 408, 420, 434, 465, 476, 510, 527, 595, 620, 651, 680, 709, 714, 744, 840, 868, 930, 952, 1020, 1054, 1085, 1190, 1240, 1302, 1418, 1428, 1581, 1736, 1785, 1860, 2040, 2108, 2127, 2170, 2380, 2604, 2635, 2836, 2856, 3162, 3255, 3545, 3570, 3689, 3720, 4216, 4254, 4340, 4760, 4963, 5208, 5270, 5672, 6324, 6510, 7090, 7140, 7378, 7905, 8508, 8680, 9926, 10540, 10635, 11067, 12053, 12648, 13020, 14180, 14280, 14756, 14889, 15810, 17016, 18445, 19852, 21080, 21270, 21979, 22134, 24106, 24815, 26040, 28360, 29512, 29778, 31620, 36159, 36890, 39704, 42540, 43958, 44268, 48212, 49630, 55335, 59556, 60265, 63240, 65937, 72318, 73780, 74445, 84371, 85080, 87916, 88536, 96424, 99260, 109895, 110670, 119112, 120530, 131874, 144636, 147560, 148890, 153853, 168742, 175832, 180795, 198520, 219790, 221340, 241060, 253113, 263748, 289272, 297780, 307706, 329685, 337484, 361590, 373643, 421855, 439580, 442680, 461559, 482120, 506226, 527496, 595560, 615412, 659370, 674968, 723180, 747286, 769265, 843710, 879160, 923118, 1012452, 1120929, 1230824, 1265565, 1318740, 1446360, 1494572, 1538530, 1687420, 1846236, 1868215, 2024904, 2241858, 2307795, 2531130, 2615501, 2637480, 2989144, 3077060, 3374840, 3692472, 3736430, 4483716, 4615590, 5062260, 5231002, 5604645, 6154120, 7472860, 7846503, 8967432, 9231180, 10124520, 10462004, 11209290, 13077505, 14945720, 15693006, 18462360, 20924008, 22418580, 26155010, 31386012, 39232515, 44837160, 52310020, 62772024, 78465030, 104620040, 156930060, 313860120]

約数ペア:

[(1, 313860120), (2, 156930060), (3, 104620040), (4, 78465030), (5, 62772024), (6, 52310020), (7, 44837160), (8, 39232515), (10, 31386012), (12, 26155010), (14, 22418580), (15, 20924008), (17, 18462360), (20, 15693006), (21, 14945720), (24, 13077505), (28, 11209290), (30, 10462004), (31, 10124520), (34, 9231180), (35, 8967432), (40, 7846503), (42, 7472860), (51, 6154120), (56, 5604645), (60, 5231002), (62, 5062260), (68, 4615590), (70, 4483716), (84, 3736430), (85, 3692472), (93, 3374840), (102, 3077060), (105, 2989144), (119, 2637480), (120, 2615501), (124, 2531130), (136, 2307795), (140, 2241858), (155, 2024904), (168, 1868215), (170, 1846236), (186, 1687420), (204, 1538530), (210, 1494572), (217, 1446360), (238, 1318740), (248, 1265565), (255, 1230824), (280, 1120929), (310, 1012452), (340, 923118), (357, 879160), (372, 843710), (408, 769265), (420, 747286), (434, 723180), (465, 674968), (476, 659370), (510, 615412), (527, 595560), (595, 527496), (620, 506226), (651, 482120), (680, 461559), (709, 442680), (714, 439580), (744, 421855), (840, 373643), (868, 361590), (930, 337484), (952, 329685), (1020, 307706), (1054, 297780), (1085, 289272), (1190, 263748), (1240, 253113), (1302, 241060), (1418, 221340), (1428, 219790), (1581, 198520), (1736, 180795), (1785, 175832), (1860, 168742), (2040, 153853), (2108, 148890), (2127, 147560), (2170, 144636), (2380, 131874), (2604, 120530), (2635, 119112), (2836, 110670), (2856, 109895), (3162, 99260), (3255, 96424), (3545, 88536), (3570, 87916), (3689, 85080), (3720, 84371), (4216, 74445), (4254, 73780), (4340, 72318), (4760, 65937), (4963, 63240), (5208, 60265), (5270, 59556), (5672, 55335), (6324, 49630), (6510, 48212), (7090, 44268), (7140, 43958), (7378, 42540), (7905, 39704), (8508, 36890), (8680, 36159), (9926, 31620), (10540, 29778), (10635, 29512), (11067, 28360), (12053, 26040), (12648, 24815), (13020, 24106), (14180, 22134), (14280, 21979), (14756, 21270), (14889, 21080), (15810, 19852), (17016, 18445)]