208577880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1$

素因数の和:2298

約数の個数: 192

約数和(自身を含む): 796011840

約数和(自身を除く): 587433960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 444, 504, 518, 555, 630, 666, 740, 777, 840, 888, 1036, 1110, 1260, 1295, 1332, 1480, 1554, 1665, 2072, 2220, 2237, 2331, 2520, 2590, 2664, 3108, 3330, 3885, 4440, 4474, 4662, 5180, 6216, 6660, 6711, 7770, 8948, 9324, 10360, 11185, 11655, 13320, 13422, 15540, 15659, 17896, 18648, 20133, 22370, 23310, 26844, 31080, 31318, 33555, 40266, 44740, 46620, 46977, 53688, 62636, 67110, 78295, 80532, 82769, 89480, 93240, 93954, 100665, 125272, 134220, 140931, 156590, 161064, 165538, 187908, 201330, 234885, 248307, 268440, 281862, 313180, 331076, 375816, 402660, 413845, 469770, 496614, 563724, 579383, 626360, 662152, 704655, 744921, 805320, 827690, 939540, 993228, 1127448, 1158766, 1241535, 1409310, 1489842, 1655380, 1738149, 1879080, 1986456, 2317532, 2483070, 2818620, 2896915, 2979684, 3310760, 3476298, 3724605, 4635064, 4966140, 5214447, 5637240, 5793830, 5959368, 6952596, 7449210, 8690745, 9932280, 10428894, 11587660, 13905192, 14898420, 17381490, 20857788, 23175320, 26072235, 29796840, 34762980, 41715576, 52144470, 69525960, 104288940, 208577880]

約数ペア:

[(1, 208577880), (2, 104288940), (3, 69525960), (4, 52144470), (5, 41715576), (6, 34762980), (7, 29796840), (8, 26072235), (9, 23175320), (10, 20857788), (12, 17381490), (14, 14898420), (15, 13905192), (18, 11587660), (20, 10428894), (21, 9932280), (24, 8690745), (28, 7449210), (30, 6952596), (35, 5959368), (36, 5793830), (37, 5637240), (40, 5214447), (42, 4966140), (45, 4635064), (56, 3724605), (60, 3476298), (63, 3310760), (70, 2979684), (72, 2896915), (74, 2818620), (84, 2483070), (90, 2317532), (105, 1986456), (111, 1879080), (120, 1738149), (126, 1655380), (140, 1489842), (148, 1409310), (168, 1241535), (180, 1158766), (185, 1127448), (210, 993228), (222, 939540), (252, 827690), (259, 805320), (280, 744921), (296, 704655), (315, 662152), (333, 626360), (360, 579383), (370, 563724), (420, 496614), (444, 469770), (504, 413845), (518, 402660), (555, 375816), (630, 331076), (666, 313180), (740, 281862), (777, 268440), (840, 248307), (888, 234885), (1036, 201330), (1110, 187908), (1260, 165538), (1295, 161064), (1332, 156590), (1480, 140931), (1554, 134220), (1665, 125272), (2072, 100665), (2220, 93954), (2237, 93240), (2331, 89480), (2520, 82769), (2590, 80532), (2664, 78295), (3108, 67110), (3330, 62636), (3885, 53688), (4440, 46977), (4474, 46620), (4662, 44740), (5180, 40266), (6216, 33555), (6660, 31318), (6711, 31080), (7770, 26844), (8948, 23310), (9324, 22370), (10360, 20133), (11185, 18648), (11655, 17896), (13320, 15659), (13422, 15540)]