42107520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 256

約数和(自身を含む): 165876480

約数和(自身を除く): 123768960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 241, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 482, 520, 546, 560, 624, 640, 672, 723, 728, 780, 832, 840, 896, 910, 960, 964, 1040, 1092, 1120, 1205, 1248, 1344, 1365, 1446, 1456, 1560, 1664, 1680, 1687, 1820, 1920, 1928, 2080, 2184, 2240, 2410, 2496, 2688, 2730, 2892, 2912, 3120, 3133, 3360, 3374, 3615, 3640, 3856, 4160, 4368, 4480, 4820, 4992, 5061, 5460, 5784, 5824, 6240, 6266, 6720, 6748, 7230, 7280, 7712, 8320, 8435, 8736, 9399, 9640, 10122, 10920, 11568, 11648, 12480, 12532, 13440, 13496, 14460, 14560, 15424, 15665, 16870, 17472, 18798, 19280, 20244, 21840, 21931, 23136, 24960, 25064, 25305, 26992, 28920, 29120, 30848, 31330, 33740, 34944, 37596, 38560, 40488, 43680, 43862, 46272, 46995, 50128, 50610, 53984, 57840, 58240, 62660, 65793, 67480, 75192, 77120, 80976, 87360, 87724, 92544, 93990, 100256, 101220, 107968, 109655, 115680, 125320, 131586, 134960, 150384, 154240, 161952, 174720, 175448, 187980, 200512, 202440, 215936, 219310, 231360, 250640, 263172, 269920, 300768, 323904, 328965, 350896, 375960, 401024, 404880, 438620, 462720, 501280, 526344, 539840, 601536, 647808, 657930, 701792, 751920, 809760, 877240, 1002560, 1052688, 1079680, 1203072, 1315860, 1403584, 1503840, 1619520, 1754480, 2005120, 2105376, 2631720, 2807168, 3007680, 3239040, 3508960, 4210752, 5263440, 6015360, 7017920, 8421504, 10526880, 14035840, 21053760, 42107520]

約数ペア:

[(1, 42107520), (2, 21053760), (3, 14035840), (4, 10526880), (5, 8421504), (6, 7017920), (7, 6015360), (8, 5263440), (10, 4210752), (12, 3508960), (13, 3239040), (14, 3007680), (15, 2807168), (16, 2631720), (20, 2105376), (21, 2005120), (24, 1754480), (26, 1619520), (28, 1503840), (30, 1403584), (32, 1315860), (35, 1203072), (39, 1079680), (40, 1052688), (42, 1002560), (48, 877240), (52, 809760), (56, 751920), (60, 701792), (64, 657930), (65, 647808), (70, 601536), (78, 539840), (80, 526344), (84, 501280), (91, 462720), (96, 438620), (104, 404880), (105, 401024), (112, 375960), (120, 350896), (128, 328965), (130, 323904), (140, 300768), (156, 269920), (160, 263172), (168, 250640), (182, 231360), (192, 219310), (195, 215936), (208, 202440), (210, 200512), (224, 187980), (240, 175448), (241, 174720), (260, 161952), (273, 154240), (280, 150384), (312, 134960), (320, 131586), (336, 125320), (364, 115680), (384, 109655), (390, 107968), (416, 101220), (420, 100256), (448, 93990), (455, 92544), (480, 87724), (482, 87360), (520, 80976), (546, 77120), (560, 75192), (624, 67480), (640, 65793), (672, 62660), (723, 58240), (728, 57840), (780, 53984), (832, 50610), (840, 50128), (896, 46995), (910, 46272), (960, 43862), (964, 43680), (1040, 40488), (1092, 38560), (1120, 37596), (1205, 34944), (1248, 33740), (1344, 31330), (1365, 30848), (1446, 29120), (1456, 28920), (1560, 26992), (1664, 25305), (1680, 25064), (1687, 24960), (1820, 23136), (1920, 21931), (1928, 21840), (2080, 20244), (2184, 19280), (2240, 18798), (2410, 17472), (2496, 16870), (2688, 15665), (2730, 15424), (2892, 14560), (2912, 14460), (3120, 13496), (3133, 13440), (3360, 12532), (3374, 12480), (3615, 11648), (3640, 11568), (3856, 10920), (4160, 10122), (4368, 9640), (4480, 9399), (4820, 8736), (4992, 8435), (5061, 8320), (5460, 7712), (5784, 7280), (5824, 7230), (6240, 6748), (6266, 6720)]