177966180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 288

約数和(自身を含む): 668908800

約数和(自身を除く): 490942620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 89, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 178, 180, 189, 207, 210, 230, 252, 267, 270, 276, 315, 322, 345, 356, 378, 414, 420, 445, 460, 483, 529, 534, 540, 621, 623, 630, 644, 690, 756, 801, 805, 828, 890, 945, 966, 1035, 1058, 1068, 1242, 1246, 1260, 1335, 1380, 1449, 1587, 1602, 1610, 1780, 1869, 1890, 1932, 2047, 2070, 2116, 2403, 2415, 2484, 2492, 2645, 2670, 2898, 3105, 3115, 3174, 3204, 3220, 3703, 3738, 3780, 4005, 4094, 4140, 4347, 4761, 4806, 4830, 5290, 5340, 5607, 5796, 6141, 6210, 6230, 6348, 7245, 7406, 7476, 7935, 8010, 8188, 8694, 9345, 9522, 9612, 9660, 10235, 10580, 11109, 11214, 12015, 12282, 12420, 12460, 14283, 14329, 14490, 14812, 15870, 16020, 16821, 17388, 18423, 18515, 18690, 19044, 20470, 21735, 22218, 22428, 23805, 24030, 24564, 28035, 28566, 28658, 28980, 30705, 31740, 33327, 33642, 36846, 37030, 37380, 40940, 42987, 43470, 44436, 47081, 47610, 48060, 55269, 55545, 56070, 57132, 57316, 61410, 66654, 67284, 71415, 71645, 73692, 74060, 84105, 85974, 86940, 92115, 94162, 95220, 99981, 110538, 111090, 112140, 122820, 128961, 133308, 141243, 142830, 143290, 166635, 168210, 171948, 184230, 188324, 199962, 214935, 221076, 222180, 235405, 257922, 276345, 282486, 285660, 286580, 329567, 333270, 336420, 368460, 386883, 399924, 423729, 429870, 470810, 499905, 515844, 552690, 564972, 644805, 659134, 666540, 706215, 773766, 847458, 859740, 941620, 988701, 999810, 1105380, 1271187, 1289610, 1318268, 1412430, 1547532, 1647835, 1694916, 1934415, 1977402, 1999620, 2118645, 2542374, 2579220, 2824860, 2966103, 3295670, 3868830, 3954804, 4237290, 4943505, 5084748, 5932206, 6355935, 6591340, 7737660, 8474580, 8898309, 9887010, 11864412, 12711870, 14830515, 17796618, 19774020, 25423740, 29661030, 35593236, 44491545, 59322060, 88983090, 177966180]

約数ペア:

[(1, 177966180), (2, 88983090), (3, 59322060), (4, 44491545), (5, 35593236), (6, 29661030), (7, 25423740), (9, 19774020), (10, 17796618), (12, 14830515), (14, 12711870), (15, 11864412), (18, 9887010), (20, 8898309), (21, 8474580), (23, 7737660), (27, 6591340), (28, 6355935), (30, 5932206), (35, 5084748), (36, 4943505), (42, 4237290), (45, 3954804), (46, 3868830), (54, 3295670), (60, 2966103), (63, 2824860), (69, 2579220), (70, 2542374), (84, 2118645), (89, 1999620), (90, 1977402), (92, 1934415), (105, 1694916), (108, 1647835), (115, 1547532), (126, 1412430), (135, 1318268), (138, 1289610), (140, 1271187), (161, 1105380), (178, 999810), (180, 988701), (189, 941620), (207, 859740), (210, 847458), (230, 773766), (252, 706215), (267, 666540), (270, 659134), (276, 644805), (315, 564972), (322, 552690), (345, 515844), (356, 499905), (378, 470810), (414, 429870), (420, 423729), (445, 399924), (460, 386883), (483, 368460), (529, 336420), (534, 333270), (540, 329567), (621, 286580), (623, 285660), (630, 282486), (644, 276345), (690, 257922), (756, 235405), (801, 222180), (805, 221076), (828, 214935), (890, 199962), (945, 188324), (966, 184230), (1035, 171948), (1058, 168210), (1068, 166635), (1242, 143290), (1246, 142830), (1260, 141243), (1335, 133308), (1380, 128961), (1449, 122820), (1587, 112140), (1602, 111090), (1610, 110538), (1780, 99981), (1869, 95220), (1890, 94162), (1932, 92115), (2047, 86940), (2070, 85974), (2116, 84105), (2403, 74060), (2415, 73692), (2484, 71645), (2492, 71415), (2645, 67284), (2670, 66654), (2898, 61410), (3105, 57316), (3115, 57132), (3174, 56070), (3204, 55545), (3220, 55269), (3703, 48060), (3738, 47610), (3780, 47081), (4005, 44436), (4094, 43470), (4140, 42987), (4347, 40940), (4761, 37380), (4806, 37030), (4830, 36846), (5290, 33642), (5340, 33327), (5607, 31740), (5796, 30705), (6141, 28980), (6210, 28658), (6230, 28566), (6348, 28035), (7245, 24564), (7406, 24030), (7476, 23805), (7935, 22428), (8010, 22218), (8188, 21735), (8694, 20470), (9345, 19044), (9522, 18690), (9612, 18515), (9660, 18423), (10235, 17388), (10580, 16821), (11109, 16020), (11214, 15870), (12015, 14812), (12282, 14490), (12420, 14329), (12460, 14283)]