19640736960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50767}}^1$

素因数の和:50831

約数の個数: 224

約数和(自身を含む): 69323907072

約数和(自身を除く): 49683170112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1860, 1984, 2015, 2080, 2418, 2480, 2496, 2976, 3120, 3224, 3720, 4030, 4160, 4836, 4960, 5952, 6045, 6240, 6448, 7440, 8060, 9672, 9920, 12090, 12480, 12896, 14880, 16120, 19344, 24180, 25792, 29760, 32240, 38688, 48360, 50767, 64480, 77376, 96720, 101534, 128960, 152301, 193440, 203068, 253835, 304602, 386880, 406136, 507670, 609204, 659971, 761505, 812272, 1015340, 1218408, 1319942, 1523010, 1573777, 1624544, 1979913, 2030680, 2436816, 2639884, 3046020, 3147554, 3249088, 3299855, 3959826, 4061360, 4721331, 4873632, 5279768, 6092040, 6295108, 6599710, 7868885, 7919652, 8122720, 9442662, 9747264, 9899565, 10559536, 12184080, 12590216, 13199420, 15737770, 15839304, 16245440, 18885324, 19799130, 20459101, 21119072, 23606655, 24368160, 25180432, 26398840, 31475540, 31678608, 37770648, 39598260, 40918202, 42238144, 47213310, 48736320, 50360864, 52797680, 61377303, 62951080, 63357216, 75541296, 79196520, 81836404, 94426620, 100721728, 102295505, 105595360, 122754606, 125902160, 126714432, 151082592, 158393040, 163672808, 188853240, 204591010, 211190720, 245509212, 251804320, 302165184, 306886515, 316786080, 327345616, 377706480, 409182020, 491018424, 503608640, 613773030, 633572160, 654691232, 755412960, 818364040, 982036848, 1227546060, 1309382464, 1510825920, 1636728080, 1964073696, 2455092120, 3273456160, 3928147392, 4910184240, 6546912320, 9820368480, 19640736960]

約数ペア:

[(1, 19640736960), (2, 9820368480), (3, 6546912320), (4, 4910184240), (5, 3928147392), (6, 3273456160), (8, 2455092120), (10, 1964073696), (12, 1636728080), (13, 1510825920), (15, 1309382464), (16, 1227546060), (20, 982036848), (24, 818364040), (26, 755412960), (30, 654691232), (31, 633572160), (32, 613773030), (39, 503608640), (40, 491018424), (48, 409182020), (52, 377706480), (60, 327345616), (62, 316786080), (64, 306886515), (65, 302165184), (78, 251804320), (80, 245509212), (93, 211190720), (96, 204591010), (104, 188853240), (120, 163672808), (124, 158393040), (130, 151082592), (155, 126714432), (156, 125902160), (160, 122754606), (186, 105595360), (192, 102295505), (195, 100721728), (208, 94426620), (240, 81836404), (248, 79196520), (260, 75541296), (310, 63357216), (312, 62951080), (320, 61377303), (372, 52797680), (390, 50360864), (403, 48736320), (416, 47213310), (465, 42238144), (480, 40918202), (496, 39598260), (520, 37770648), (620, 31678608), (624, 31475540), (744, 26398840), (780, 25180432), (806, 24368160), (832, 23606655), (930, 21119072), (960, 20459101), (992, 19799130), (1040, 18885324), (1209, 16245440), (1240, 15839304), (1248, 15737770), (1488, 13199420), (1560, 12590216), (1612, 12184080), (1860, 10559536), (1984, 9899565), (2015, 9747264), (2080, 9442662), (2418, 8122720), (2480, 7919652), (2496, 7868885), (2976, 6599710), (3120, 6295108), (3224, 6092040), (3720, 5279768), (4030, 4873632), (4160, 4721331), (4836, 4061360), (4960, 3959826), (5952, 3299855), (6045, 3249088), (6240, 3147554), (6448, 3046020), (7440, 2639884), (8060, 2436816), (9672, 2030680), (9920, 1979913), (12090, 1624544), (12480, 1573777), (12896, 1523010), (14880, 1319942), (16120, 1218408), (19344, 1015340), (24180, 812272), (25792, 761505), (29760, 659971), (32240, 609204), (38688, 507670), (48360, 406136), (50767, 386880), (64480, 304602), (77376, 253835), (96720, 203068), (101534, 193440), (128960, 152301)]