201771640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 609638400

約数和(自身を除く): 407866760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 23, 28, 34, 35, 38, 40, 46, 56, 68, 70, 76, 85, 92, 95, 97, 115, 119, 133, 136, 140, 152, 161, 170, 184, 190, 194, 230, 238, 266, 280, 322, 323, 340, 380, 388, 391, 437, 460, 476, 485, 532, 595, 644, 646, 665, 679, 680, 760, 776, 782, 805, 874, 920, 952, 970, 1064, 1190, 1288, 1292, 1330, 1358, 1564, 1610, 1615, 1649, 1748, 1843, 1940, 1955, 2185, 2231, 2261, 2380, 2584, 2660, 2716, 2737, 3059, 3128, 3220, 3230, 3298, 3395, 3496, 3686, 3880, 3910, 4370, 4462, 4522, 4760, 5320, 5432, 5474, 6118, 6440, 6460, 6596, 6790, 7372, 7429, 7820, 8245, 8740, 8924, 9044, 9215, 10948, 11155, 11305, 11543, 12236, 12901, 12920, 13192, 13580, 13685, 14744, 14858, 15295, 15617, 15640, 16490, 17480, 17848, 18088, 18430, 21896, 22310, 22610, 23086, 24472, 25802, 27160, 27370, 29716, 30590, 31234, 31331, 32980, 36860, 37145, 37927, 42389, 44620, 45220, 46172, 51604, 52003, 54740, 57715, 59432, 61180, 62468, 62662, 64505, 65960, 73720, 74290, 75854, 78085, 84778, 89240, 90440, 92344, 103208, 104006, 109480, 115430, 122360, 124936, 125324, 129010, 148580, 151708, 156170, 156655, 169556, 189635, 208012, 211945, 219317, 230860, 250648, 258020, 260015, 265489, 296723, 297160, 303416, 312340, 313310, 339112, 379270, 416024, 423890, 438634, 461720, 516040, 520030, 530978, 593446, 624680, 626620, 720613, 758540, 847780, 877268, 1040060, 1061956, 1096585, 1186892, 1253240, 1327445, 1441226, 1483615, 1517080, 1695560, 1754536, 2080120, 2123912, 2193170, 2373784, 2654890, 2882452, 2967230, 3603065, 4386340, 5044291, 5309780, 5764904, 5934460, 7206130, 8772680, 10088582, 10619560, 11868920, 14412260, 20177164, 25221455, 28824520, 40354328, 50442910, 100885820, 201771640]

約数ペア:

[(1, 201771640), (2, 100885820), (4, 50442910), (5, 40354328), (7, 28824520), (8, 25221455), (10, 20177164), (14, 14412260), (17, 11868920), (19, 10619560), (20, 10088582), (23, 8772680), (28, 7206130), (34, 5934460), (35, 5764904), (38, 5309780), (40, 5044291), (46, 4386340), (56, 3603065), (68, 2967230), (70, 2882452), (76, 2654890), (85, 2373784), (92, 2193170), (95, 2123912), (97, 2080120), (115, 1754536), (119, 1695560), (133, 1517080), (136, 1483615), (140, 1441226), (152, 1327445), (161, 1253240), (170, 1186892), (184, 1096585), (190, 1061956), (194, 1040060), (230, 877268), (238, 847780), (266, 758540), (280, 720613), (322, 626620), (323, 624680), (340, 593446), (380, 530978), (388, 520030), (391, 516040), (437, 461720), (460, 438634), (476, 423890), (485, 416024), (532, 379270), (595, 339112), (644, 313310), (646, 312340), (665, 303416), (679, 297160), (680, 296723), (760, 265489), (776, 260015), (782, 258020), (805, 250648), (874, 230860), (920, 219317), (952, 211945), (970, 208012), (1064, 189635), (1190, 169556), (1288, 156655), (1292, 156170), (1330, 151708), (1358, 148580), (1564, 129010), (1610, 125324), (1615, 124936), (1649, 122360), (1748, 115430), (1843, 109480), (1940, 104006), (1955, 103208), (2185, 92344), (2231, 90440), (2261, 89240), (2380, 84778), (2584, 78085), (2660, 75854), (2716, 74290), (2737, 73720), (3059, 65960), (3128, 64505), (3220, 62662), (3230, 62468), (3298, 61180), (3395, 59432), (3496, 57715), (3686, 54740), (3880, 52003), (3910, 51604), (4370, 46172), (4462, 45220), (4522, 44620), (4760, 42389), (5320, 37927), (5432, 37145), (5474, 36860), (6118, 32980), (6440, 31331), (6460, 31234), (6596, 30590), (6790, 29716), (7372, 27370), (7429, 27160), (7820, 25802), (8245, 24472), (8740, 23086), (8924, 22610), (9044, 22310), (9215, 21896), (10948, 18430), (11155, 18088), (11305, 17848), (11543, 17480), (12236, 16490), (12901, 15640), (12920, 15617), (13192, 15295), (13580, 14858), (13685, 14744)]