210504840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:592

約数の個数: 256

約数和(自身を含む): 799787520

約数和(自身を除く): 589282680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 390, 420, 444, 455, 481, 518, 520, 521, 546, 555, 728, 740, 777, 780, 840, 888, 910, 962, 1036, 1042, 1092, 1110, 1295, 1365, 1443, 1480, 1554, 1560, 1563, 1820, 1924, 2072, 2084, 2184, 2220, 2405, 2590, 2605, 2730, 2886, 3108, 3126, 3367, 3640, 3647, 3848, 3885, 4168, 4440, 4810, 5180, 5210, 5460, 5772, 6216, 6252, 6734, 6773, 7215, 7294, 7770, 7815, 9620, 10101, 10360, 10420, 10920, 10941, 11544, 12504, 13468, 13546, 14430, 14588, 15540, 15630, 16835, 18235, 19240, 19277, 20202, 20319, 20840, 21882, 26936, 27092, 28860, 29176, 31080, 31260, 33670, 33865, 36470, 38554, 40404, 40638, 43764, 47411, 50505, 54184, 54705, 57720, 57831, 62520, 67340, 67730, 72940, 77108, 80808, 81276, 87528, 94822, 96385, 101010, 101595, 109410, 115662, 134680, 134939, 135460, 142233, 145880, 154216, 162552, 189644, 192770, 202020, 203190, 218820, 231324, 237055, 250601, 269878, 270920, 284466, 289155, 379288, 385540, 404040, 404817, 406380, 437640, 462648, 474110, 501202, 539756, 568932, 578310, 674695, 711165, 751803, 771080, 809634, 812760, 948220, 1002404, 1079512, 1137864, 1156620, 1253005, 1349390, 1422330, 1503606, 1619268, 1754207, 1896440, 2004808, 2024085, 2313240, 2506010, 2698780, 2844660, 3007212, 3238536, 3508414, 3759015, 4048170, 5012020, 5262621, 5397560, 5689320, 6014424, 7016828, 7518030, 8096340, 8771035, 10024040, 10525242, 14033656, 15036060, 16192680, 17542070, 21050484, 26313105, 30072120, 35084140, 42100968, 52626210, 70168280, 105252420, 210504840]

約数ペア:

[(1, 210504840), (2, 105252420), (3, 70168280), (4, 52626210), (5, 42100968), (6, 35084140), (7, 30072120), (8, 26313105), (10, 21050484), (12, 17542070), (13, 16192680), (14, 15036060), (15, 14033656), (20, 10525242), (21, 10024040), (24, 8771035), (26, 8096340), (28, 7518030), (30, 7016828), (35, 6014424), (37, 5689320), (39, 5397560), (40, 5262621), (42, 5012020), (52, 4048170), (56, 3759015), (60, 3508414), (65, 3238536), (70, 3007212), (74, 2844660), (78, 2698780), (84, 2506010), (91, 2313240), (104, 2024085), (105, 2004808), (111, 1896440), (120, 1754207), (130, 1619268), (140, 1503606), (148, 1422330), (156, 1349390), (168, 1253005), (182, 1156620), (185, 1137864), (195, 1079512), (210, 1002404), (222, 948220), (259, 812760), (260, 809634), (273, 771080), (280, 751803), (296, 711165), (312, 674695), (364, 578310), (370, 568932), (390, 539756), (420, 501202), (444, 474110), (455, 462648), (481, 437640), (518, 406380), (520, 404817), (521, 404040), (546, 385540), (555, 379288), (728, 289155), (740, 284466), (777, 270920), (780, 269878), (840, 250601), (888, 237055), (910, 231324), (962, 218820), (1036, 203190), (1042, 202020), (1092, 192770), (1110, 189644), (1295, 162552), (1365, 154216), (1443, 145880), (1480, 142233), (1554, 135460), (1560, 134939), (1563, 134680), (1820, 115662), (1924, 109410), (2072, 101595), (2084, 101010), (2184, 96385), (2220, 94822), (2405, 87528), (2590, 81276), (2605, 80808), (2730, 77108), (2886, 72940), (3108, 67730), (3126, 67340), (3367, 62520), (3640, 57831), (3647, 57720), (3848, 54705), (3885, 54184), (4168, 50505), (4440, 47411), (4810, 43764), (5180, 40638), (5210, 40404), (5460, 38554), (5772, 36470), (6216, 33865), (6252, 33670), (6734, 31260), (6773, 31080), (7215, 29176), (7294, 28860), (7770, 27092), (7815, 26936), (9620, 21882), (10101, 20840), (10360, 20319), (10420, 20202), (10920, 19277), (10941, 19240), (11544, 18235), (12504, 16835), (13468, 15630), (13546, 15540), (14430, 14588)]