208627020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 216

約数和(自身を含む): 758468256

約数和(自身を除く): 549841236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 313, 315, 322, 345, 414, 420, 460, 483, 529, 626, 630, 644, 690, 805, 828, 939, 966, 1035, 1058, 1252, 1260, 1380, 1449, 1565, 1587, 1610, 1878, 1932, 2070, 2116, 2191, 2415, 2645, 2817, 2898, 3130, 3174, 3220, 3703, 3756, 4140, 4382, 4695, 4761, 4830, 5290, 5634, 5796, 6260, 6348, 6573, 7199, 7245, 7406, 7935, 8764, 9390, 9522, 9660, 10580, 10955, 11109, 11268, 13146, 14085, 14398, 14490, 14812, 15870, 18515, 18780, 19044, 19719, 21597, 21910, 22218, 23805, 26292, 28170, 28796, 28980, 31740, 32865, 33327, 35995, 37030, 39438, 43194, 43820, 44436, 47610, 50393, 55545, 56340, 64791, 65730, 66654, 71990, 74060, 78876, 86388, 95220, 98595, 100786, 107985, 111090, 129582, 131460, 133308, 143980, 151179, 165577, 166635, 197190, 201572, 215970, 222180, 251965, 259164, 302358, 323955, 331154, 333270, 394380, 431940, 453537, 496731, 503930, 604716, 647910, 662308, 666540, 755895, 827885, 907074, 993462, 1007860, 1159039, 1295820, 1490193, 1511790, 1655770, 1814148, 1986924, 2267685, 2318078, 2483655, 2980386, 3023580, 3311540, 3477117, 4535370, 4636156, 4967310, 5795195, 5960772, 6954234, 7450965, 9070740, 9934620, 10431351, 11590390, 13908468, 14901930, 17385585, 20862702, 23180780, 29803860, 34771170, 41725404, 52156755, 69542340, 104313510, 208627020]

約数ペア:

[(1, 208627020), (2, 104313510), (3, 69542340), (4, 52156755), (5, 41725404), (6, 34771170), (7, 29803860), (9, 23180780), (10, 20862702), (12, 17385585), (14, 14901930), (15, 13908468), (18, 11590390), (20, 10431351), (21, 9934620), (23, 9070740), (28, 7450965), (30, 6954234), (35, 5960772), (36, 5795195), (42, 4967310), (45, 4636156), (46, 4535370), (60, 3477117), (63, 3311540), (69, 3023580), (70, 2980386), (84, 2483655), (90, 2318078), (92, 2267685), (105, 1986924), (115, 1814148), (126, 1655770), (138, 1511790), (140, 1490193), (161, 1295820), (180, 1159039), (207, 1007860), (210, 993462), (230, 907074), (252, 827885), (276, 755895), (313, 666540), (315, 662308), (322, 647910), (345, 604716), (414, 503930), (420, 496731), (460, 453537), (483, 431940), (529, 394380), (626, 333270), (630, 331154), (644, 323955), (690, 302358), (805, 259164), (828, 251965), (939, 222180), (966, 215970), (1035, 201572), (1058, 197190), (1252, 166635), (1260, 165577), (1380, 151179), (1449, 143980), (1565, 133308), (1587, 131460), (1610, 129582), (1878, 111090), (1932, 107985), (2070, 100786), (2116, 98595), (2191, 95220), (2415, 86388), (2645, 78876), (2817, 74060), (2898, 71990), (3130, 66654), (3174, 65730), (3220, 64791), (3703, 56340), (3756, 55545), (4140, 50393), (4382, 47610), (4695, 44436), (4761, 43820), (4830, 43194), (5290, 39438), (5634, 37030), (5796, 35995), (6260, 33327), (6348, 32865), (6573, 31740), (7199, 28980), (7245, 28796), (7406, 28170), (7935, 26292), (8764, 23805), (9390, 22218), (9522, 21910), (9660, 21597), (10580, 19719), (10955, 19044), (11109, 18780), (11268, 18515), (13146, 15870), (14085, 14812), (14398, 14490)]