20304827640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{18757}}^1$

素因数の和:18902

約数の個数: 192

約数和(自身を含む): 68825352960

約数和(自身を除く): 48520525320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 97, 120, 124, 155, 180, 186, 194, 248, 279, 291, 310, 360, 372, 388, 465, 485, 558, 582, 620, 744, 776, 873, 930, 970, 1116, 1164, 1240, 1395, 1455, 1746, 1860, 1940, 2232, 2328, 2790, 2910, 3007, 3492, 3720, 3880, 4365, 5580, 5820, 6014, 6984, 8730, 9021, 11160, 11640, 12028, 15035, 17460, 18042, 18757, 24056, 27063, 30070, 34920, 36084, 37514, 45105, 54126, 56271, 60140, 72168, 75028, 90210, 93785, 108252, 112542, 120280, 135315, 150056, 168813, 180420, 187570, 216504, 225084, 270630, 281355, 337626, 360840, 375140, 450168, 541260, 562710, 581467, 675252, 750280, 844065, 1082520, 1125420, 1162934, 1350504, 1688130, 1744401, 1819429, 2250840, 2325868, 2907335, 3376260, 3488802, 3638858, 4651736, 5233203, 5458287, 5814670, 6752520, 6977604, 7277716, 8722005, 9097145, 10466406, 10916574, 11629340, 13955208, 14555432, 16374861, 17444010, 18194290, 20932812, 21833148, 23258680, 26166015, 27291435, 32749722, 34888020, 36388580, 41865624, 43666296, 52332030, 54582870, 56402299, 65499444, 69776040, 72777160, 81874305, 104664060, 109165740, 112804598, 130998888, 163748610, 169206897, 209328120, 218331480, 225609196, 282011495, 327497220, 338413794, 451218392, 507620691, 564022990, 654994440, 676827588, 846034485, 1015241382, 1128045980, 1353655176, 1692068970, 2030482764, 2256091960, 2538103455, 3384137940, 4060965528, 5076206910, 6768275880, 10152413820, 20304827640]

約数ペア:

[(1, 20304827640), (2, 10152413820), (3, 6768275880), (4, 5076206910), (5, 4060965528), (6, 3384137940), (8, 2538103455), (9, 2256091960), (10, 2030482764), (12, 1692068970), (15, 1353655176), (18, 1128045980), (20, 1015241382), (24, 846034485), (30, 676827588), (31, 654994440), (36, 564022990), (40, 507620691), (45, 451218392), (60, 338413794), (62, 327497220), (72, 282011495), (90, 225609196), (93, 218331480), (97, 209328120), (120, 169206897), (124, 163748610), (155, 130998888), (180, 112804598), (186, 109165740), (194, 104664060), (248, 81874305), (279, 72777160), (291, 69776040), (310, 65499444), (360, 56402299), (372, 54582870), (388, 52332030), (465, 43666296), (485, 41865624), (558, 36388580), (582, 34888020), (620, 32749722), (744, 27291435), (776, 26166015), (873, 23258680), (930, 21833148), (970, 20932812), (1116, 18194290), (1164, 17444010), (1240, 16374861), (1395, 14555432), (1455, 13955208), (1746, 11629340), (1860, 10916574), (1940, 10466406), (2232, 9097145), (2328, 8722005), (2790, 7277716), (2910, 6977604), (3007, 6752520), (3492, 5814670), (3720, 5458287), (3880, 5233203), (4365, 4651736), (5580, 3638858), (5820, 3488802), (6014, 3376260), (6984, 2907335), (8730, 2325868), (9021, 2250840), (11160, 1819429), (11640, 1744401), (12028, 1688130), (15035, 1350504), (17460, 1162934), (18042, 1125420), (18757, 1082520), (24056, 844065), (27063, 750280), (30070, 675252), (34920, 581467), (36084, 562710), (37514, 541260), (45105, 450168), (54126, 375140), (56271, 360840), (60140, 337626), (72168, 281355), (75028, 270630), (90210, 225084), (93785, 216504), (108252, 187570), (112542, 180420), (120280, 168813), (135315, 150056)]