220543920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 240

約数和(自身を含む): 786449664

約数和(自身を除く): 565905744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 41, 45, 48, 60, 62, 72, 80, 82, 90, 93, 120, 123, 124, 144, 155, 164, 180, 186, 205, 240, 241, 246, 248, 279, 310, 328, 360, 369, 372, 410, 465, 482, 492, 496, 558, 615, 620, 656, 720, 723, 738, 744, 820, 930, 964, 984, 1116, 1205, 1230, 1240, 1271, 1395, 1446, 1476, 1488, 1640, 1845, 1860, 1928, 1968, 2169, 2232, 2410, 2460, 2480, 2542, 2790, 2892, 2952, 3280, 3615, 3690, 3720, 3813, 3856, 4338, 4464, 4820, 4920, 5084, 5580, 5784, 5904, 6355, 7230, 7380, 7440, 7471, 7626, 8676, 9640, 9840, 9881, 10168, 10845, 11160, 11439, 11568, 12710, 14460, 14760, 14942, 15252, 17352, 19065, 19280, 19762, 20336, 21690, 22320, 22413, 22878, 25420, 28920, 29520, 29643, 29884, 30504, 34704, 37355, 38130, 39524, 43380, 44826, 45756, 49405, 50840, 57195, 57840, 59286, 59768, 61008, 67239, 74710, 76260, 79048, 86760, 88929, 89652, 91512, 98810, 101680, 112065, 114390, 118572, 119536, 134478, 148215, 149420, 152520, 158096, 173520, 177858, 179304, 183024, 197620, 224130, 228780, 237144, 268956, 296430, 298840, 305040, 306311, 336195, 355716, 358608, 395240, 444645, 448260, 457560, 474288, 537912, 592860, 597680, 612622, 672390, 711432, 790480, 889290, 896520, 915120, 918933, 1075824, 1185720, 1225244, 1344780, 1422864, 1531555, 1778580, 1793040, 1837866, 2371440, 2450488, 2689560, 2756799, 3063110, 3557160, 3675732, 4594665, 4900976, 5379120, 5513598, 6126220, 7114320, 7351464, 9189330, 11027196, 12252440, 13783995, 14702928, 18378660, 22054392, 24504880, 27567990, 36757320, 44108784, 55135980, 73514640, 110271960, 220543920]

約数ペア:

[(1, 220543920), (2, 110271960), (3, 73514640), (4, 55135980), (5, 44108784), (6, 36757320), (8, 27567990), (9, 24504880), (10, 22054392), (12, 18378660), (15, 14702928), (16, 13783995), (18, 12252440), (20, 11027196), (24, 9189330), (30, 7351464), (31, 7114320), (36, 6126220), (40, 5513598), (41, 5379120), (45, 4900976), (48, 4594665), (60, 3675732), (62, 3557160), (72, 3063110), (80, 2756799), (82, 2689560), (90, 2450488), (93, 2371440), (120, 1837866), (123, 1793040), (124, 1778580), (144, 1531555), (155, 1422864), (164, 1344780), (180, 1225244), (186, 1185720), (205, 1075824), (240, 918933), (241, 915120), (246, 896520), (248, 889290), (279, 790480), (310, 711432), (328, 672390), (360, 612622), (369, 597680), (372, 592860), (410, 537912), (465, 474288), (482, 457560), (492, 448260), (496, 444645), (558, 395240), (615, 358608), (620, 355716), (656, 336195), (720, 306311), (723, 305040), (738, 298840), (744, 296430), (820, 268956), (930, 237144), (964, 228780), (984, 224130), (1116, 197620), (1205, 183024), (1230, 179304), (1240, 177858), (1271, 173520), (1395, 158096), (1446, 152520), (1476, 149420), (1488, 148215), (1640, 134478), (1845, 119536), (1860, 118572), (1928, 114390), (1968, 112065), (2169, 101680), (2232, 98810), (2410, 91512), (2460, 89652), (2480, 88929), (2542, 86760), (2790, 79048), (2892, 76260), (2952, 74710), (3280, 67239), (3615, 61008), (3690, 59768), (3720, 59286), (3813, 57840), (3856, 57195), (4338, 50840), (4464, 49405), (4820, 45756), (4920, 44826), (5084, 43380), (5580, 39524), (5784, 38130), (5904, 37355), (6355, 34704), (7230, 30504), (7380, 29884), (7440, 29643), (7471, 29520), (7626, 28920), (8676, 25420), (9640, 22878), (9840, 22413), (9881, 22320), (10168, 21690), (10845, 20336), (11160, 19762), (11439, 19280), (11568, 19065), (12710, 17352), (14460, 15252), (14760, 14942)]