219390720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 769198080

約数和(自身を除く): 549807360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 97, 114, 120, 124, 128, 152, 155, 160, 186, 190, 192, 194, 228, 240, 248, 256, 285, 291, 304, 310, 320, 372, 380, 384, 388, 456, 465, 480, 485, 496, 570, 582, 589, 608, 620, 640, 744, 760, 768, 776, 912, 930, 960, 970, 992, 1140, 1164, 1178, 1216, 1240, 1280, 1455, 1488, 1520, 1552, 1767, 1824, 1843, 1860, 1920, 1940, 1984, 2280, 2328, 2356, 2432, 2480, 2910, 2945, 2976, 3007, 3040, 3104, 3534, 3648, 3686, 3720, 3840, 3880, 3968, 4560, 4656, 4712, 4864, 4960, 5529, 5820, 5890, 5952, 6014, 6080, 6208, 7068, 7296, 7372, 7440, 7760, 7936, 8835, 9021, 9120, 9215, 9312, 9424, 9920, 11058, 11640, 11780, 11904, 12028, 12160, 12416, 14136, 14592, 14744, 14880, 15035, 15520, 17670, 18042, 18240, 18430, 18624, 18848, 19840, 22116, 23280, 23560, 23808, 24056, 24320, 24832, 27645, 28272, 29488, 29760, 30070, 31040, 35340, 36084, 36480, 36860, 37248, 37696, 39680, 44232, 45105, 46560, 47120, 48112, 55290, 56544, 57133, 58976, 59520, 60140, 62080, 70680, 72168, 72960, 73720, 74496, 75392, 88464, 90210, 93120, 94240, 96224, 110580, 113088, 114266, 117952, 119040, 120280, 124160, 141360, 144336, 147440, 150784, 171399, 176928, 180420, 186240, 188480, 192448, 221160, 226176, 228532, 235904, 240560, 282720, 285665, 288672, 294880, 342798, 353856, 360840, 372480, 376960, 384896, 442320, 452352, 457064, 471808, 481120, 565440, 571330, 577344, 589760, 685596, 707712, 721680, 753920, 769792, 856995, 884640, 914128, 962240, 1130880, 1142660, 1154688, 1179520, 1371192, 1415424, 1443360, 1713990, 1769280, 1828256, 1924480, 2261760, 2285320, 2309376, 2359040, 2742384, 2886720, 3427980, 3538560, 3656512, 3848960, 4570640, 5484768, 5773440, 6855960, 7077120, 7313024, 9141280, 10969536, 11546880, 13711920, 14626048, 18282560, 21939072, 27423840, 36565120, 43878144, 54847680, 73130240, 109695360, 219390720]

約数ペア:

[(1, 219390720), (2, 109695360), (3, 73130240), (4, 54847680), (5, 43878144), (6, 36565120), (8, 27423840), (10, 21939072), (12, 18282560), (15, 14626048), (16, 13711920), (19, 11546880), (20, 10969536), (24, 9141280), (30, 7313024), (31, 7077120), (32, 6855960), (38, 5773440), (40, 5484768), (48, 4570640), (57, 3848960), (60, 3656512), (62, 3538560), (64, 3427980), (76, 2886720), (80, 2742384), (93, 2359040), (95, 2309376), (96, 2285320), (97, 2261760), (114, 1924480), (120, 1828256), (124, 1769280), (128, 1713990), (152, 1443360), (155, 1415424), (160, 1371192), (186, 1179520), (190, 1154688), (192, 1142660), (194, 1130880), (228, 962240), (240, 914128), (248, 884640), (256, 856995), (285, 769792), (291, 753920), (304, 721680), (310, 707712), (320, 685596), (372, 589760), (380, 577344), (384, 571330), (388, 565440), (456, 481120), (465, 471808), (480, 457064), (485, 452352), (496, 442320), (570, 384896), (582, 376960), (589, 372480), (608, 360840), (620, 353856), (640, 342798), (744, 294880), (760, 288672), (768, 285665), (776, 282720), (912, 240560), (930, 235904), (960, 228532), (970, 226176), (992, 221160), (1140, 192448), (1164, 188480), (1178, 186240), (1216, 180420), (1240, 176928), (1280, 171399), (1455, 150784), (1488, 147440), (1520, 144336), (1552, 141360), (1767, 124160), (1824, 120280), (1843, 119040), (1860, 117952), (1920, 114266), (1940, 113088), (1984, 110580), (2280, 96224), (2328, 94240), (2356, 93120), (2432, 90210), (2480, 88464), (2910, 75392), (2945, 74496), (2976, 73720), (3007, 72960), (3040, 72168), (3104, 70680), (3534, 62080), (3648, 60140), (3686, 59520), (3720, 58976), (3840, 57133), (3880, 56544), (3968, 55290), (4560, 48112), (4656, 47120), (4712, 46560), (4864, 45105), (4960, 44232), (5529, 39680), (5820, 37696), (5890, 37248), (5952, 36860), (6014, 36480), (6080, 36084), (6208, 35340), (7068, 31040), (7296, 30070), (7372, 29760), (7440, 29488), (7760, 28272), (7936, 27645), (8835, 24832), (9021, 24320), (9120, 24056), (9215, 23808), (9312, 23560), (9424, 23280), (9920, 22116), (11058, 19840), (11640, 18848), (11780, 18624), (11904, 18430), (12028, 18240), (12160, 18042), (12416, 17670), (14136, 15520), (14592, 15035), (14744, 14880)]