1818559920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 320

約数和(自身を含む): 6209602560

約数和(自身を除く): 4391042640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 41, 48, 57, 60, 71, 76, 80, 82, 95, 114, 120, 123, 137, 142, 152, 164, 190, 205, 213, 228, 240, 246, 274, 284, 285, 304, 328, 355, 380, 410, 411, 426, 456, 492, 548, 568, 570, 615, 656, 685, 710, 760, 779, 820, 822, 852, 912, 984, 1065, 1096, 1136, 1140, 1230, 1349, 1370, 1420, 1520, 1558, 1640, 1644, 1704, 1968, 2055, 2130, 2192, 2280, 2337, 2460, 2603, 2698, 2740, 2840, 2911, 3116, 3280, 3288, 3408, 3895, 4047, 4110, 4260, 4560, 4674, 4920, 5206, 5396, 5480, 5617, 5680, 5822, 6232, 6576, 6745, 7790, 7809, 8094, 8220, 8520, 8733, 9348, 9727, 9840, 10412, 10792, 10960, 11234, 11644, 11685, 12464, 13015, 13490, 14555, 15580, 15618, 16188, 16440, 16851, 17040, 17466, 18696, 19454, 20235, 20824, 21584, 22468, 23288, 23370, 26030, 26980, 28085, 29110, 29181, 31160, 31236, 32376, 32880, 33702, 34932, 37392, 38908, 39045, 40470, 41648, 43665, 44936, 46576, 46740, 48635, 52060, 53960, 55309, 56170, 58220, 58362, 62320, 62472, 64752, 67404, 69864, 77816, 78090, 80940, 84255, 87330, 89872, 93480, 97270, 104120, 106723, 107920, 110618, 112340, 116440, 116724, 124944, 134808, 139728, 145905, 155632, 156180, 161880, 165927, 168510, 174660, 184813, 186960, 194540, 208240, 213446, 221236, 224680, 232880, 233448, 269616, 276545, 291810, 312360, 320169, 323760, 331854, 337020, 349320, 369626, 389080, 398807, 426892, 442472, 449360, 466896, 533615, 553090, 554439, 583620, 624720, 640338, 663708, 674040, 698640, 739252, 778160, 797614, 829635, 853784, 884944, 924065, 1067230, 1106180, 1108878, 1167240, 1196421, 1280676, 1327416, 1348080, 1478504, 1595228, 1600845, 1659270, 1707568, 1848130, 1994035, 2134460, 2212360, 2217756, 2334480, 2392842, 2561352, 2654832, 2772195, 2957008, 3190456, 3201690, 3318540, 3696260, 3988070, 4268920, 4424720, 4435512, 4785684, 5122704, 5544390, 5982105, 6380912, 6403380, 6637080, 7392520, 7577333, 7976140, 8537840, 8871024, 9571368, 11088780, 11964210, 12806760, 13274160, 14785040, 15154666, 15952280, 19142736, 22177560, 22731999, 23928420, 25613520, 30309332, 31904560, 37886665, 44355120, 45463998, 47856840, 60618664, 75773330, 90927996, 95713680, 113659995, 121237328, 151546660, 181855992, 227319990, 303093320, 363711984, 454639980, 606186640, 909279960, 1818559920]

約数ペア:

[(1, 1818559920), (2, 909279960), (3, 606186640), (4, 454639980), (5, 363711984), (6, 303093320), (8, 227319990), (10, 181855992), (12, 151546660), (15, 121237328), (16, 113659995), (19, 95713680), (20, 90927996), (24, 75773330), (30, 60618664), (38, 47856840), (40, 45463998), (41, 44355120), (48, 37886665), (57, 31904560), (60, 30309332), (71, 25613520), (76, 23928420), (80, 22731999), (82, 22177560), (95, 19142736), (114, 15952280), (120, 15154666), (123, 14785040), (137, 13274160), (142, 12806760), (152, 11964210), (164, 11088780), (190, 9571368), (205, 8871024), (213, 8537840), (228, 7976140), (240, 7577333), (246, 7392520), (274, 6637080), (284, 6403380), (285, 6380912), (304, 5982105), (328, 5544390), (355, 5122704), (380, 4785684), (410, 4435512), (411, 4424720), (426, 4268920), (456, 3988070), (492, 3696260), (548, 3318540), (568, 3201690), (570, 3190456), (615, 2957008), (656, 2772195), (685, 2654832), (710, 2561352), (760, 2392842), (779, 2334480), (820, 2217756), (822, 2212360), (852, 2134460), (912, 1994035), (984, 1848130), (1065, 1707568), (1096, 1659270), (1136, 1600845), (1140, 1595228), (1230, 1478504), (1349, 1348080), (1370, 1327416), (1420, 1280676), (1520, 1196421), (1558, 1167240), (1640, 1108878), (1644, 1106180), (1704, 1067230), (1968, 924065), (2055, 884944), (2130, 853784), (2192, 829635), (2280, 797614), (2337, 778160), (2460, 739252), (2603, 698640), (2698, 674040), (2740, 663708), (2840, 640338), (2911, 624720), (3116, 583620), (3280, 554439), (3288, 553090), (3408, 533615), (3895, 466896), (4047, 449360), (4110, 442472), (4260, 426892), (4560, 398807), (4674, 389080), (4920, 369626), (5206, 349320), (5396, 337020), (5480, 331854), (5617, 323760), (5680, 320169), (5822, 312360), (6232, 291810), (6576, 276545), (6745, 269616), (7790, 233448), (7809, 232880), (8094, 224680), (8220, 221236), (8520, 213446), (8733, 208240), (9348, 194540), (9727, 186960), (9840, 184813), (10412, 174660), (10792, 168510), (10960, 165927), (11234, 161880), (11644, 156180), (11685, 155632), (12464, 145905), (13015, 139728), (13490, 134808), (14555, 124944), (15580, 116724), (15618, 116440), (16188, 112340), (16440, 110618), (16851, 107920), (17040, 106723), (17466, 104120), (18696, 97270), (19454, 93480), (20235, 89872), (20824, 87330), (21584, 84255), (22468, 80940), (23288, 78090), (23370, 77816), (26030, 69864), (26980, 67404), (28085, 64752), (29110, 62472), (29181, 62320), (31160, 58362), (31236, 58220), (32376, 56170), (32880, 55309), (33702, 53960), (34932, 52060), (37392, 48635), (38908, 46740), (39045, 46576), (40470, 44936), (41648, 43665)]