208579140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 801964800

約数和(自身を除く): 593385660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 101, 105, 110, 126, 132, 140, 149, 154, 165, 180, 198, 202, 210, 220, 231, 252, 298, 303, 308, 315, 330, 385, 396, 404, 420, 447, 462, 495, 505, 596, 606, 630, 660, 693, 707, 745, 770, 894, 909, 924, 990, 1010, 1043, 1111, 1155, 1212, 1260, 1341, 1386, 1414, 1490, 1515, 1540, 1639, 1788, 1818, 1980, 2020, 2086, 2121, 2222, 2235, 2310, 2682, 2772, 2828, 2980, 3030, 3129, 3278, 3333, 3465, 3535, 3636, 4172, 4242, 4444, 4470, 4545, 4620, 4917, 5215, 5364, 5555, 6060, 6258, 6363, 6556, 6666, 6705, 6930, 7070, 7777, 8195, 8484, 8940, 9090, 9387, 9834, 9999, 10430, 10605, 11110, 11473, 12516, 12726, 13332, 13410, 13860, 14140, 14751, 15049, 15554, 15645, 16390, 16665, 18180, 18774, 19668, 19998, 20860, 21210, 22220, 22946, 23331, 24585, 25452, 26820, 29502, 30098, 31108, 31290, 31815, 32780, 33330, 34419, 37548, 38885, 39996, 42420, 45147, 45892, 46662, 46935, 49170, 49995, 57365, 59004, 60196, 62580, 63630, 66660, 68838, 69993, 73755, 75245, 77770, 90294, 93324, 93870, 98340, 99990, 103257, 105343, 114730, 116655, 127260, 135441, 137676, 139986, 147510, 150490, 155540, 165539, 172095, 180588, 187740, 199980, 206514, 210686, 225735, 229460, 233310, 270882, 279972, 295020, 300980, 316029, 331078, 344190, 349965, 413028, 421372, 451470, 466620, 496617, 516285, 526715, 541764, 632058, 662156, 677205, 688380, 699930, 827695, 902940, 948087, 993234, 1032570, 1053430, 1158773, 1264116, 1354410, 1399860, 1489851, 1580145, 1655390, 1896174, 1986468, 2065140, 2106860, 2317546, 2483085, 2708820, 2979702, 3160290, 3310780, 3476319, 3792348, 4635092, 4740435, 4966170, 5793865, 5959404, 6320580, 6952638, 7449255, 9480870, 9932340, 10428957, 11587730, 13905276, 14898510, 17381595, 18961740, 20857914, 23175460, 29797020, 34763190, 41715828, 52144785, 69526380, 104289570, 208579140]

約数ペア:

[(1, 208579140), (2, 104289570), (3, 69526380), (4, 52144785), (5, 41715828), (6, 34763190), (7, 29797020), (9, 23175460), (10, 20857914), (11, 18961740), (12, 17381595), (14, 14898510), (15, 13905276), (18, 11587730), (20, 10428957), (21, 9932340), (22, 9480870), (28, 7449255), (30, 6952638), (33, 6320580), (35, 5959404), (36, 5793865), (42, 4966170), (44, 4740435), (45, 4635092), (55, 3792348), (60, 3476319), (63, 3310780), (66, 3160290), (70, 2979702), (77, 2708820), (84, 2483085), (90, 2317546), (99, 2106860), (101, 2065140), (105, 1986468), (110, 1896174), (126, 1655390), (132, 1580145), (140, 1489851), (149, 1399860), (154, 1354410), (165, 1264116), (180, 1158773), (198, 1053430), (202, 1032570), (210, 993234), (220, 948087), (231, 902940), (252, 827695), (298, 699930), (303, 688380), (308, 677205), (315, 662156), (330, 632058), (385, 541764), (396, 526715), (404, 516285), (420, 496617), (447, 466620), (462, 451470), (495, 421372), (505, 413028), (596, 349965), (606, 344190), (630, 331078), (660, 316029), (693, 300980), (707, 295020), (745, 279972), (770, 270882), (894, 233310), (909, 229460), (924, 225735), (990, 210686), (1010, 206514), (1043, 199980), (1111, 187740), (1155, 180588), (1212, 172095), (1260, 165539), (1341, 155540), (1386, 150490), (1414, 147510), (1490, 139986), (1515, 137676), (1540, 135441), (1639, 127260), (1788, 116655), (1818, 114730), (1980, 105343), (2020, 103257), (2086, 99990), (2121, 98340), (2222, 93870), (2235, 93324), (2310, 90294), (2682, 77770), (2772, 75245), (2828, 73755), (2980, 69993), (3030, 68838), (3129, 66660), (3278, 63630), (3333, 62580), (3465, 60196), (3535, 59004), (3636, 57365), (4172, 49995), (4242, 49170), (4444, 46935), (4470, 46662), (4545, 45892), (4620, 45147), (4917, 42420), (5215, 39996), (5364, 38885), (5555, 37548), (6060, 34419), (6258, 33330), (6363, 32780), (6556, 31815), (6666, 31290), (6705, 31108), (6930, 30098), (7070, 29502), (7777, 26820), (8195, 25452), (8484, 24585), (8940, 23331), (9090, 22946), (9387, 22220), (9834, 21210), (9999, 20860), (10430, 19998), (10605, 19668), (11110, 18774), (11473, 18180), (12516, 16665), (12726, 16390), (13332, 15645), (13410, 15554), (13860, 15049), (14140, 14751)]