20907345780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1181

約数の個数: 288

約数和(自身を含む): 69577522560

約数和(自身を除く): 48670176780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 257, 270, 285, 324, 342, 380, 405, 486, 513, 514, 540, 570, 684, 771, 810, 855, 881, 972, 1026, 1028, 1140, 1215, 1285, 1539, 1542, 1620, 1710, 1762, 2052, 2313, 2430, 2565, 2570, 2643, 3078, 3084, 3420, 3524, 3855, 4405, 4617, 4626, 4860, 4883, 5130, 5140, 5286, 6156, 6939, 7695, 7710, 7929, 8810, 9234, 9252, 9766, 10260, 10572, 11565, 13215, 13878, 14649, 15390, 15420, 15858, 16739, 17620, 18468, 19532, 20817, 23085, 23130, 23787, 24415, 26430, 27756, 29298, 30780, 31716, 33478, 34695, 39645, 41634, 43947, 46170, 46260, 47574, 48830, 50217, 52860, 58596, 62451, 66956, 69390, 71361, 73245, 79290, 83268, 83695, 87894, 92340, 95148, 97660, 100434, 104085, 118935, 124902, 131841, 138780, 142722, 146490, 150651, 158580, 167390, 175788, 200868, 208170, 214083, 219735, 226417, 237870, 249804, 251085, 263682, 285444, 292980, 301302, 312255, 334780, 356805, 395523, 416340, 428166, 439470, 451953, 452834, 475740, 502170, 527364, 602604, 624510, 659205, 679251, 713610, 753255, 791046, 856332, 878940, 903906, 905668, 1004340, 1070415, 1132085, 1186569, 1249020, 1318410, 1355859, 1358502, 1427220, 1506510, 1582092, 1807812, 1977615, 2037753, 2140830, 2259765, 2264170, 2373138, 2636820, 2711718, 2717004, 3013020, 3396255, 3955230, 4067577, 4075506, 4281660, 4301923, 4519530, 4528340, 4746276, 5423436, 5932845, 6113259, 6779295, 6792510, 7910460, 8135154, 8151012, 8603846, 9039060, 10188765, 11865690, 12226518, 12905769, 13558590, 13585020, 16270308, 17207692, 18339777, 20337885, 20377530, 21509615, 23731380, 24453036, 25811538, 27117180, 30566295, 36679554, 38717307, 40675770, 40755060, 43019230, 51623076, 55019331, 61132590, 64528845, 73359108, 77434614, 81351540, 86038460, 91698885, 110038662, 116151921, 122265180, 129057690, 154869228, 183397770, 193586535, 220077324, 232303842, 258115380, 275096655, 348455763, 366795540, 387173070, 464607684, 550193310, 580759605, 696911526, 774346140, 1045367289, 1100386620, 1161519210, 1393823052, 1742278815, 2090734578, 2323038420, 3484557630, 4181469156, 5226836445, 6969115260, 10453672890, 20907345780]

約数ペア:

[(1, 20907345780), (2, 10453672890), (3, 6969115260), (4, 5226836445), (5, 4181469156), (6, 3484557630), (9, 2323038420), (10, 2090734578), (12, 1742278815), (15, 1393823052), (18, 1161519210), (19, 1100386620), (20, 1045367289), (27, 774346140), (30, 696911526), (36, 580759605), (38, 550193310), (45, 464607684), (54, 387173070), (57, 366795540), (60, 348455763), (76, 275096655), (81, 258115380), (90, 232303842), (95, 220077324), (108, 193586535), (114, 183397770), (135, 154869228), (162, 129057690), (171, 122265180), (180, 116151921), (190, 110038662), (228, 91698885), (243, 86038460), (257, 81351540), (270, 77434614), (285, 73359108), (324, 64528845), (342, 61132590), (380, 55019331), (405, 51623076), (486, 43019230), (513, 40755060), (514, 40675770), (540, 38717307), (570, 36679554), (684, 30566295), (771, 27117180), (810, 25811538), (855, 24453036), (881, 23731380), (972, 21509615), (1026, 20377530), (1028, 20337885), (1140, 18339777), (1215, 17207692), (1285, 16270308), (1539, 13585020), (1542, 13558590), (1620, 12905769), (1710, 12226518), (1762, 11865690), (2052, 10188765), (2313, 9039060), (2430, 8603846), (2565, 8151012), (2570, 8135154), (2643, 7910460), (3078, 6792510), (3084, 6779295), (3420, 6113259), (3524, 5932845), (3855, 5423436), (4405, 4746276), (4617, 4528340), (4626, 4519530), (4860, 4301923), (4883, 4281660), (5130, 4075506), (5140, 4067577), (5286, 3955230), (6156, 3396255), (6939, 3013020), (7695, 2717004), (7710, 2711718), (7929, 2636820), (8810, 2373138), (9234, 2264170), (9252, 2259765), (9766, 2140830), (10260, 2037753), (10572, 1977615), (11565, 1807812), (13215, 1582092), (13878, 1506510), (14649, 1427220), (15390, 1358502), (15420, 1355859), (15858, 1318410), (16739, 1249020), (17620, 1186569), (18468, 1132085), (19532, 1070415), (20817, 1004340), (23085, 905668), (23130, 903906), (23787, 878940), (24415, 856332), (26430, 791046), (27756, 753255), (29298, 713610), (30780, 679251), (31716, 659205), (33478, 624510), (34695, 602604), (39645, 527364), (41634, 502170), (43947, 475740), (46170, 452834), (46260, 451953), (47574, 439470), (48830, 428166), (50217, 416340), (52860, 395523), (58596, 356805), (62451, 334780), (66956, 312255), (69390, 301302), (71361, 292980), (73245, 285444), (79290, 263682), (83268, 251085), (83695, 249804), (87894, 237870), (92340, 226417), (95148, 219735), (97660, 214083), (100434, 208170), (104085, 200868), (118935, 175788), (124902, 167390), (131841, 158580), (138780, 150651), (142722, 146490)]