217147560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 192

約数和(自身を含む): 772156800

約数和(自身を除く): 555009240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 269, 280, 310, 372, 420, 434, 465, 538, 620, 651, 744, 807, 840, 868, 930, 961, 1076, 1085, 1240, 1302, 1345, 1614, 1736, 1860, 1883, 1922, 2152, 2170, 2604, 2690, 2883, 3228, 3255, 3720, 3766, 3844, 4035, 4340, 4805, 5208, 5380, 5649, 5766, 6456, 6510, 6727, 7532, 7688, 8070, 8339, 8680, 9415, 9610, 10760, 11298, 11532, 13020, 13454, 14415, 15064, 16140, 16678, 18830, 19220, 20181, 22596, 23064, 25017, 26040, 26908, 28245, 28830, 32280, 33356, 33635, 37660, 38440, 40362, 41695, 45192, 50034, 53816, 56490, 57660, 58373, 66712, 67270, 75320, 80724, 83390, 100068, 100905, 112980, 115320, 116746, 125085, 134540, 161448, 166780, 175119, 200136, 201810, 225960, 233492, 250170, 258509, 269080, 291865, 333560, 350238, 403620, 466984, 500340, 517018, 583730, 700476, 775527, 807240, 875595, 1000680, 1034036, 1167460, 1292545, 1400952, 1551054, 1751190, 1809563, 2068072, 2334920, 2585090, 3102108, 3502380, 3619126, 3877635, 5170180, 5428689, 6204216, 7004760, 7238252, 7755270, 9047815, 10340360, 10857378, 14476504, 15510540, 18095630, 21714756, 27143445, 31021080, 36191260, 43429512, 54286890, 72382520, 108573780, 217147560]

約数ペア:

[(1, 217147560), (2, 108573780), (3, 72382520), (4, 54286890), (5, 43429512), (6, 36191260), (7, 31021080), (8, 27143445), (10, 21714756), (12, 18095630), (14, 15510540), (15, 14476504), (20, 10857378), (21, 10340360), (24, 9047815), (28, 7755270), (30, 7238252), (31, 7004760), (35, 6204216), (40, 5428689), (42, 5170180), (56, 3877635), (60, 3619126), (62, 3502380), (70, 3102108), (84, 2585090), (93, 2334920), (105, 2068072), (120, 1809563), (124, 1751190), (140, 1551054), (155, 1400952), (168, 1292545), (186, 1167460), (210, 1034036), (217, 1000680), (248, 875595), (269, 807240), (280, 775527), (310, 700476), (372, 583730), (420, 517018), (434, 500340), (465, 466984), (538, 403620), (620, 350238), (651, 333560), (744, 291865), (807, 269080), (840, 258509), (868, 250170), (930, 233492), (961, 225960), (1076, 201810), (1085, 200136), (1240, 175119), (1302, 166780), (1345, 161448), (1614, 134540), (1736, 125085), (1860, 116746), (1883, 115320), (1922, 112980), (2152, 100905), (2170, 100068), (2604, 83390), (2690, 80724), (2883, 75320), (3228, 67270), (3255, 66712), (3720, 58373), (3766, 57660), (3844, 56490), (4035, 53816), (4340, 50034), (4805, 45192), (5208, 41695), (5380, 40362), (5649, 38440), (5766, 37660), (6456, 33635), (6510, 33356), (6727, 32280), (7532, 28830), (7688, 28245), (8070, 26908), (8339, 26040), (8680, 25017), (9415, 23064), (9610, 22596), (10760, 20181), (11298, 19220), (11532, 18830), (13020, 16678), (13454, 16140), (14415, 15064)]