71274840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 256

約数和(自身を含む): 269982720

約数和(自身を除く): 198707880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 61, 65, 70, 78, 84, 91, 104, 105, 107, 120, 122, 130, 140, 156, 168, 182, 183, 195, 210, 214, 244, 260, 273, 280, 305, 312, 321, 364, 366, 390, 420, 427, 428, 455, 488, 520, 535, 546, 610, 642, 728, 732, 749, 780, 793, 840, 854, 856, 910, 915, 1070, 1092, 1220, 1281, 1284, 1365, 1391, 1464, 1498, 1560, 1586, 1605, 1708, 1820, 1830, 2135, 2140, 2184, 2247, 2379, 2440, 2562, 2568, 2730, 2782, 2996, 3172, 3210, 3416, 3640, 3660, 3745, 3965, 4173, 4270, 4280, 4494, 4758, 5124, 5460, 5551, 5564, 5992, 6344, 6405, 6420, 6527, 6955, 7320, 7490, 7930, 8346, 8540, 8988, 9516, 9737, 10248, 10920, 11102, 11128, 11235, 11895, 12810, 12840, 13054, 13910, 14980, 15860, 16653, 16692, 17080, 17976, 19032, 19474, 19581, 20865, 22204, 22470, 23790, 25620, 26108, 27755, 27820, 29211, 29960, 31720, 32635, 33306, 33384, 38948, 39162, 41730, 44408, 44940, 45689, 47580, 48685, 51240, 52216, 55510, 55640, 58422, 65270, 66612, 77896, 78324, 83265, 83460, 84851, 89880, 91378, 95160, 97370, 97905, 111020, 116844, 130540, 133224, 137067, 146055, 156648, 166530, 166920, 169702, 182756, 194740, 195810, 222040, 228445, 233688, 254553, 261080, 274134, 292110, 333060, 339404, 365512, 389480, 391620, 424255, 456890, 509106, 548268, 584220, 593957, 666120, 678808, 685335, 783240, 848510, 913780, 1018212, 1096536, 1168440, 1187914, 1272765, 1370670, 1697020, 1781871, 1827560, 2036424, 2375828, 2545530, 2741340, 2969785, 3394040, 3563742, 4751656, 5091060, 5482680, 5939570, 7127484, 8909355, 10182120, 11879140, 14254968, 17818710, 23758280, 35637420, 71274840]

約数ペア:

[(1, 71274840), (2, 35637420), (3, 23758280), (4, 17818710), (5, 14254968), (6, 11879140), (7, 10182120), (8, 8909355), (10, 7127484), (12, 5939570), (13, 5482680), (14, 5091060), (15, 4751656), (20, 3563742), (21, 3394040), (24, 2969785), (26, 2741340), (28, 2545530), (30, 2375828), (35, 2036424), (39, 1827560), (40, 1781871), (42, 1697020), (52, 1370670), (56, 1272765), (60, 1187914), (61, 1168440), (65, 1096536), (70, 1018212), (78, 913780), (84, 848510), (91, 783240), (104, 685335), (105, 678808), (107, 666120), (120, 593957), (122, 584220), (130, 548268), (140, 509106), (156, 456890), (168, 424255), (182, 391620), (183, 389480), (195, 365512), (210, 339404), (214, 333060), (244, 292110), (260, 274134), (273, 261080), (280, 254553), (305, 233688), (312, 228445), (321, 222040), (364, 195810), (366, 194740), (390, 182756), (420, 169702), (427, 166920), (428, 166530), (455, 156648), (488, 146055), (520, 137067), (535, 133224), (546, 130540), (610, 116844), (642, 111020), (728, 97905), (732, 97370), (749, 95160), (780, 91378), (793, 89880), (840, 84851), (854, 83460), (856, 83265), (910, 78324), (915, 77896), (1070, 66612), (1092, 65270), (1220, 58422), (1281, 55640), (1284, 55510), (1365, 52216), (1391, 51240), (1464, 48685), (1498, 47580), (1560, 45689), (1586, 44940), (1605, 44408), (1708, 41730), (1820, 39162), (1830, 38948), (2135, 33384), (2140, 33306), (2184, 32635), (2247, 31720), (2379, 29960), (2440, 29211), (2562, 27820), (2568, 27755), (2730, 26108), (2782, 25620), (2996, 23790), (3172, 22470), (3210, 22204), (3416, 20865), (3640, 19581), (3660, 19474), (3745, 19032), (3965, 17976), (4173, 17080), (4270, 16692), (4280, 16653), (4494, 15860), (4758, 14980), (5124, 13910), (5460, 13054), (5551, 12840), (5564, 12810), (5992, 11895), (6344, 11235), (6405, 11128), (6420, 11102), (6527, 10920), (6955, 10248), (7320, 9737), (7490, 9516), (7930, 8988), (8346, 8540)]