20145121440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{7577}}^1$

素因数の和:7815

約数の個数: 192

約数和(自身を含む): 65997711360

約数和(自身を除く): 45852589920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 191, 232, 240, 290, 348, 382, 435, 464, 480, 573, 580, 696, 764, 870, 928, 955, 1146, 1160, 1392, 1528, 1740, 1910, 2292, 2320, 2784, 2865, 3056, 3480, 3820, 4584, 4640, 5539, 5730, 6112, 6960, 7577, 7640, 9168, 11078, 11460, 13920, 15154, 15280, 16617, 18336, 22156, 22731, 22920, 27695, 30308, 30560, 33234, 37885, 44312, 45462, 45840, 55390, 60616, 66468, 75770, 83085, 88624, 90924, 91680, 110780, 113655, 121232, 132936, 151540, 166170, 177248, 181848, 219733, 221560, 227310, 242464, 265872, 303080, 332340, 363696, 439466, 443120, 454620, 531744, 606160, 659199, 664680, 727392, 878932, 886240, 909240, 1098665, 1212320, 1318398, 1329360, 1447207, 1757864, 1818480, 2197330, 2636796, 2658720, 2894414, 3295995, 3515728, 3636960, 4341621, 4394660, 5273592, 5788828, 6591990, 7031456, 7236035, 8683242, 8789320, 10547184, 11577656, 13183980, 14472070, 17366484, 17578640, 21094368, 21708105, 23155312, 26367960, 28944140, 34732968, 35157280, 41969003, 43416210, 46310624, 52735920, 57888280, 69465936, 83938006, 86832420, 105471840, 115776560, 125907009, 138931872, 167876012, 173664840, 209845015, 231553120, 251814018, 335752024, 347329680, 419690030, 503628036, 629535045, 671504048, 694659360, 839380060, 1007256072, 1259070090, 1343008096, 1678760120, 2014512144, 2518140180, 3357520240, 4029024288, 5036280360, 6715040480, 10072560720, 20145121440]

約数ペア:

[(1, 20145121440), (2, 10072560720), (3, 6715040480), (4, 5036280360), (5, 4029024288), (6, 3357520240), (8, 2518140180), (10, 2014512144), (12, 1678760120), (15, 1343008096), (16, 1259070090), (20, 1007256072), (24, 839380060), (29, 694659360), (30, 671504048), (32, 629535045), (40, 503628036), (48, 419690030), (58, 347329680), (60, 335752024), (80, 251814018), (87, 231553120), (96, 209845015), (116, 173664840), (120, 167876012), (145, 138931872), (160, 125907009), (174, 115776560), (191, 105471840), (232, 86832420), (240, 83938006), (290, 69465936), (348, 57888280), (382, 52735920), (435, 46310624), (464, 43416210), (480, 41969003), (573, 35157280), (580, 34732968), (696, 28944140), (764, 26367960), (870, 23155312), (928, 21708105), (955, 21094368), (1146, 17578640), (1160, 17366484), (1392, 14472070), (1528, 13183980), (1740, 11577656), (1910, 10547184), (2292, 8789320), (2320, 8683242), (2784, 7236035), (2865, 7031456), (3056, 6591990), (3480, 5788828), (3820, 5273592), (4584, 4394660), (4640, 4341621), (5539, 3636960), (5730, 3515728), (6112, 3295995), (6960, 2894414), (7577, 2658720), (7640, 2636796), (9168, 2197330), (11078, 1818480), (11460, 1757864), (13920, 1447207), (15154, 1329360), (15280, 1318398), (16617, 1212320), (18336, 1098665), (22156, 909240), (22731, 886240), (22920, 878932), (27695, 727392), (30308, 664680), (30560, 659199), (33234, 606160), (37885, 531744), (44312, 454620), (45462, 443120), (45840, 439466), (55390, 363696), (60616, 332340), (66468, 303080), (75770, 265872), (83085, 242464), (88624, 227310), (90924, 221560), (91680, 219733), (110780, 181848), (113655, 177248), (121232, 166170), (132936, 151540)]