245040120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 256

約数和(自身を含む): 909619200

約数和(自身を除く): 664579080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 520, 540, 558, 563, 585, 620, 702, 744, 780, 806, 837, 930, 936, 1080, 1116, 1126, 1170, 1209, 1240, 1395, 1404, 1560, 1612, 1674, 1689, 1755, 1860, 2015, 2232, 2252, 2340, 2418, 2790, 2808, 2815, 3224, 3348, 3378, 3510, 3627, 3720, 4030, 4185, 4504, 4680, 4836, 5067, 5580, 5630, 6045, 6696, 6756, 7020, 7254, 7319, 8060, 8370, 8445, 9672, 10134, 10881, 11160, 11260, 12090, 13512, 14040, 14508, 14638, 15201, 16120, 16740, 16890, 17453, 18135, 20268, 21762, 21957, 22520, 24180, 25335, 29016, 29276, 30402, 33480, 33780, 34906, 36270, 36595, 40536, 43524, 43914, 48360, 50670, 52359, 54405, 58552, 60804, 65871, 67560, 69812, 72540, 73190, 76005, 87048, 87265, 87828, 101340, 104718, 108810, 109785, 121608, 131742, 139624, 145080, 146380, 152010, 157077, 174530, 175656, 197613, 202680, 209436, 217620, 219570, 226889, 261795, 263484, 292760, 304020, 314154, 329355, 349060, 395226, 418872, 435240, 439140, 453778, 471231, 523590, 526968, 608040, 628308, 658710, 680667, 698120, 785385, 790452, 878280, 907556, 942462, 988065, 1047180, 1134445, 1256616, 1317420, 1361334, 1570770, 1580904, 1815112, 1884924, 1976130, 2042001, 2094360, 2268890, 2356155, 2634840, 2722668, 3141540, 3403335, 3769848, 3952260, 4084002, 4537780, 4712310, 5445336, 6126003, 6283080, 6806670, 7904520, 8168004, 9075560, 9424620, 10210005, 12252006, 13613340, 16336008, 18849240, 20420010, 24504012, 27226680, 30630015, 40840020, 49008024, 61260030, 81680040, 122520060, 245040120]

約数ペア:

[(1, 245040120), (2, 122520060), (3, 81680040), (4, 61260030), (5, 49008024), (6, 40840020), (8, 30630015), (9, 27226680), (10, 24504012), (12, 20420010), (13, 18849240), (15, 16336008), (18, 13613340), (20, 12252006), (24, 10210005), (26, 9424620), (27, 9075560), (30, 8168004), (31, 7904520), (36, 6806670), (39, 6283080), (40, 6126003), (45, 5445336), (52, 4712310), (54, 4537780), (60, 4084002), (62, 3952260), (65, 3769848), (72, 3403335), (78, 3141540), (90, 2722668), (93, 2634840), (104, 2356155), (108, 2268890), (117, 2094360), (120, 2042001), (124, 1976130), (130, 1884924), (135, 1815112), (155, 1580904), (156, 1570770), (180, 1361334), (186, 1317420), (195, 1256616), (216, 1134445), (234, 1047180), (248, 988065), (260, 942462), (270, 907556), (279, 878280), (310, 790452), (312, 785385), (351, 698120), (360, 680667), (372, 658710), (390, 628308), (403, 608040), (465, 526968), (468, 523590), (520, 471231), (540, 453778), (558, 439140), (563, 435240), (585, 418872), (620, 395226), (702, 349060), (744, 329355), (780, 314154), (806, 304020), (837, 292760), (930, 263484), (936, 261795), (1080, 226889), (1116, 219570), (1126, 217620), (1170, 209436), (1209, 202680), (1240, 197613), (1395, 175656), (1404, 174530), (1560, 157077), (1612, 152010), (1674, 146380), (1689, 145080), (1755, 139624), (1860, 131742), (2015, 121608), (2232, 109785), (2252, 108810), (2340, 104718), (2418, 101340), (2790, 87828), (2808, 87265), (2815, 87048), (3224, 76005), (3348, 73190), (3378, 72540), (3510, 69812), (3627, 67560), (3720, 65871), (4030, 60804), (4185, 58552), (4504, 54405), (4680, 52359), (4836, 50670), (5067, 48360), (5580, 43914), (5630, 43524), (6045, 40536), (6696, 36595), (6756, 36270), (7020, 34906), (7254, 33780), (7319, 33480), (8060, 30402), (8370, 29276), (8445, 29016), (9672, 25335), (10134, 24180), (10881, 22520), (11160, 21957), (11260, 21762), (12090, 20268), (13512, 18135), (14040, 17453), (14508, 16890), (14638, 16740), (15201, 16120)]