81501420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 384

約数和(自身を含む): 325140480

約数和(自身を除く): 243639060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 23, 26, 28, 30, 33, 35, 39, 42, 44, 46, 52, 55, 59, 60, 65, 66, 69, 70, 77, 78, 84, 91, 92, 105, 110, 115, 118, 130, 132, 138, 140, 143, 154, 156, 161, 165, 177, 182, 195, 210, 220, 230, 231, 236, 253, 260, 273, 276, 286, 295, 299, 308, 322, 330, 345, 354, 364, 385, 390, 413, 420, 429, 455, 460, 462, 483, 506, 546, 572, 590, 598, 644, 649, 660, 690, 708, 715, 759, 767, 770, 780, 805, 826, 858, 885, 897, 910, 924, 966, 1001, 1012, 1092, 1155, 1180, 1196, 1239, 1265, 1298, 1357, 1365, 1380, 1430, 1495, 1518, 1534, 1540, 1610, 1652, 1716, 1770, 1771, 1794, 1820, 1932, 1947, 2002, 2065, 2093, 2145, 2301, 2310, 2415, 2478, 2530, 2596, 2714, 2730, 2860, 2990, 3003, 3036, 3068, 3220, 3245, 3289, 3540, 3542, 3588, 3795, 3835, 3894, 4004, 4071, 4130, 4186, 4290, 4485, 4543, 4602, 4620, 4830, 4956, 5005, 5060, 5313, 5369, 5428, 5460, 5980, 6006, 6195, 6279, 6490, 6578, 6785, 7084, 7590, 7670, 7788, 8142, 8260, 8372, 8437, 8580, 8855, 8970, 9086, 9204, 9499, 9660, 9735, 9867, 10010, 10465, 10626, 10738, 11505, 12012, 12390, 12558, 12980, 13156, 13570, 13629, 14927, 15015, 15180, 15340, 16107, 16284, 16445, 16874, 17641, 17710, 17940, 18172, 18998, 19470, 19734, 20020, 20355, 20930, 21252, 21476, 22715, 23010, 23023, 24780, 25116, 25311, 26565, 26845, 27140, 27258, 28497, 29854, 30030, 31395, 32214, 32890, 33748, 35282, 35420, 37996, 38940, 39468, 40710, 41860, 42185, 44781, 45430, 46020, 46046, 47495, 49335, 50622, 52923, 53130, 53690, 54516, 56994, 59059, 59708, 60060, 62790, 64428, 65780, 68145, 69069, 70564, 74635, 80535, 81420, 84370, 88205, 89562, 90860, 92092, 94990, 98670, 101244, 104489, 105846, 106260, 107380, 113988, 115115, 118118, 123487, 125580, 126555, 136290, 138138, 142485, 149270, 161070, 168740, 176410, 177177, 179124, 189980, 194051, 197340, 208978, 211692, 223905, 230230, 236236, 246974, 253110, 264615, 272580, 276276, 284970, 295295, 298540, 313467, 322140, 345345, 352820, 354354, 370461, 388102, 417956, 447810, 460460, 493948, 506220, 522445, 529230, 569940, 582153, 590590, 617435, 626934, 690690, 708708, 740922, 776204, 885885, 895620, 970255, 1044890, 1058460, 1164306, 1181180, 1234870, 1253868, 1358357, 1381380, 1481844, 1567335, 1771770, 1852305, 1940510, 2089780, 2328612, 2469740, 2716714, 2910765, 3134670, 3543540, 3704610, 3881020, 4075071, 5433428, 5821530, 6269340, 6791785, 7409220, 8150142, 11643060, 13583570, 16300284, 20375355, 27167140, 40750710, 81501420]

約数ペア:

[(1, 81501420), (2, 40750710), (3, 27167140), (4, 20375355), (5, 16300284), (6, 13583570), (7, 11643060), (10, 8150142), (11, 7409220), (12, 6791785), (13, 6269340), (14, 5821530), (15, 5433428), (20, 4075071), (21, 3881020), (22, 3704610), (23, 3543540), (26, 3134670), (28, 2910765), (30, 2716714), (33, 2469740), (35, 2328612), (39, 2089780), (42, 1940510), (44, 1852305), (46, 1771770), (52, 1567335), (55, 1481844), (59, 1381380), (60, 1358357), (65, 1253868), (66, 1234870), (69, 1181180), (70, 1164306), (77, 1058460), (78, 1044890), (84, 970255), (91, 895620), (92, 885885), (105, 776204), (110, 740922), (115, 708708), (118, 690690), (130, 626934), (132, 617435), (138, 590590), (140, 582153), (143, 569940), (154, 529230), (156, 522445), (161, 506220), (165, 493948), (177, 460460), (182, 447810), (195, 417956), (210, 388102), (220, 370461), (230, 354354), (231, 352820), (236, 345345), (253, 322140), (260, 313467), (273, 298540), (276, 295295), (286, 284970), (295, 276276), (299, 272580), (308, 264615), (322, 253110), (330, 246974), (345, 236236), (354, 230230), (364, 223905), (385, 211692), (390, 208978), (413, 197340), (420, 194051), (429, 189980), (455, 179124), (460, 177177), (462, 176410), (483, 168740), (506, 161070), (546, 149270), (572, 142485), (590, 138138), (598, 136290), (644, 126555), (649, 125580), (660, 123487), (690, 118118), (708, 115115), (715, 113988), (759, 107380), (767, 106260), (770, 105846), (780, 104489), (805, 101244), (826, 98670), (858, 94990), (885, 92092), (897, 90860), (910, 89562), (924, 88205), (966, 84370), (1001, 81420), (1012, 80535), (1092, 74635), (1155, 70564), (1180, 69069), (1196, 68145), (1239, 65780), (1265, 64428), (1298, 62790), (1357, 60060), (1365, 59708), (1380, 59059), (1430, 56994), (1495, 54516), (1518, 53690), (1534, 53130), (1540, 52923), (1610, 50622), (1652, 49335), (1716, 47495), (1770, 46046), (1771, 46020), (1794, 45430), (1820, 44781), (1932, 42185), (1947, 41860), (2002, 40710), (2065, 39468), (2093, 38940), (2145, 37996), (2301, 35420), (2310, 35282), (2415, 33748), (2478, 32890), (2530, 32214), (2596, 31395), (2714, 30030), (2730, 29854), (2860, 28497), (2990, 27258), (3003, 27140), (3036, 26845), (3068, 26565), (3220, 25311), (3245, 25116), (3289, 24780), (3540, 23023), (3542, 23010), (3588, 22715), (3795, 21476), (3835, 21252), (3894, 20930), (4004, 20355), (4071, 20020), (4130, 19734), (4186, 19470), (4290, 18998), (4485, 18172), (4543, 17940), (4602, 17710), (4620, 17641), (4830, 16874), (4956, 16445), (5005, 16284), (5060, 16107), (5313, 15340), (5369, 15180), (5428, 15015), (5460, 14927), (5980, 13629), (6006, 13570), (6195, 13156), (6279, 12980), (6490, 12558), (6578, 12390), (6785, 12012), (7084, 11505), (7590, 10738), (7670, 10626), (7788, 10465), (8142, 10010), (8260, 9867), (8372, 9735), (8437, 9660), (8580, 9499), (8855, 9204), (8970, 9086)]