19809204480

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 1008

約数和(自身を含む): 81070730496

約数和(自身を除く): 61261526016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 32, 36, 39, 40, 45, 46, 48, 52, 54, 60, 64, 65, 69, 71, 72, 78, 80, 81, 90, 92, 96, 104, 108, 115, 117, 120, 128, 130, 135, 138, 142, 144, 156, 160, 162, 180, 184, 192, 195, 207, 208, 213, 216, 230, 234, 240, 243, 256, 260, 270, 276, 284, 288, 299, 312, 320, 324, 345, 351, 355, 360, 368, 384, 390, 405, 414, 416, 426, 432, 460, 468, 480, 486, 520, 540, 552, 568, 576, 585, 598, 621, 624, 639, 640, 648, 690, 702, 710, 720, 729, 736, 768, 780, 810, 828, 832, 852, 864, 897, 920, 923, 936, 960, 972, 1035, 1040, 1053, 1065, 1080, 1104, 1136, 1152, 1170, 1196, 1215, 1242, 1248, 1278, 1280, 1296, 1380, 1404, 1420, 1440, 1458, 1472, 1495, 1560, 1620, 1633, 1656, 1664, 1704, 1728, 1755, 1794, 1840, 1846, 1863, 1872, 1917, 1920, 1944, 2070, 2080, 2106, 2130, 2160, 2208, 2272, 2304, 2340, 2392, 2430, 2484, 2496, 2556, 2592, 2691, 2760, 2769, 2808, 2840, 2880, 2916, 2944, 2990, 3105, 3120, 3159, 3195, 3240, 3266, 3312, 3328, 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約数ペア:

[(1, 19809204480), (2, 9904602240), (3, 6603068160), (4, 4952301120), (5, 3961840896), (6, 3301534080), (8, 2476150560), (9, 2201022720), (10, 1980920448), (12, 1650767040), (13, 1523784960), (15, 1320613632), (16, 1238075280), (18, 1100511360), (20, 990460224), (23, 861269760), (24, 825383520), (26, 761892480), (27, 733674240), (30, 660306816), (32, 619037640), (36, 550255680), (39, 507928320), (40, 495230112), (45, 440204544), (46, 430634880), (48, 412691760), (52, 380946240), (54, 366837120), (60, 330153408), (64, 309518820), (65, 304756992), (69, 287089920), (71, 279002880), (72, 275127840), (78, 253964160), (80, 247615056), (81, 244558080), (90, 220102272), (92, 215317440), (96, 206345880), (104, 190473120), (108, 183418560), (115, 172253952), (117, 169309440), (120, 165076704), (128, 154759410), (130, 152378496), (135, 146734848), (138, 143544960), (142, 139501440), (144, 137563920), (156, 126982080), (160, 123807528), (162, 122279040), (180, 110051136), (184, 107658720), (192, 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223560), (89424, 221520), (89856, 220455), (90880, 217971), (92016, 215280), (93312, 212290), (94770, 209024), (95680, 207036), (96876, 204480), (97980, 202176), (99360, 199368), (99684, 198720), (101088, 195960), (102240, 193752), (103518, 191360), (103680, 191061), (104512, 189540), (106145, 186624), (107640, 184032), (110760, 178848), (111780, 177216), (112320, 176364), (114816, 172530), (115020, 172224), (116640, 169832), (117576, 168480), (118144, 167670), (119232, 166140), (121095, 163584), (122688, 161460), (124605, 158976), (126360, 156768), (127374, 155520), (129168, 153360), (130640, 151632), (132273, 149760), (132480, 149526), (132912, 149040), (134136, 147680), (134784, 146970), (136320, 145314), (138024, 143520)]