72553040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 207415296

約数和(自身を除く): 134862256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 43, 46, 56, 70, 80, 86, 92, 112, 115, 131, 140, 161, 172, 184, 215, 230, 262, 280, 301, 322, 344, 368, 430, 460, 524, 560, 602, 644, 655, 688, 805, 860, 917, 920, 989, 1048, 1204, 1288, 1310, 1505, 1610, 1720, 1834, 1840, 1978, 2096, 2408, 2576, 2620, 3010, 3013, 3220, 3440, 3668, 3956, 4585, 4816, 4945, 5240, 5633, 6020, 6026, 6440, 6923, 7336, 7912, 9170, 9890, 10480, 11266, 12040, 12052, 12880, 13846, 14672, 15065, 15824, 18340, 19780, 21091, 22532, 24080, 24104, 27692, 28165, 30130, 34615, 36680, 39431, 39560, 42182, 45064, 48208, 55384, 56330, 60260, 69230, 73360, 78862, 79120, 84364, 90128, 105455, 110768, 112660, 120520, 129559, 138460, 157724, 168728, 197155, 210910, 225320, 241040, 259118, 276920, 315448, 337456, 394310, 421820, 450640, 518236, 553840, 630896, 647795, 788620, 843640, 906913, 1036472, 1295590, 1577240, 1687280, 1813826, 2072944, 2591180, 3154480, 3627652, 4534565, 5182360, 7255304, 9069130, 10364720, 14510608, 18138260, 36276520, 72553040]

約数ペア:

[(1, 72553040), (2, 36276520), (4, 18138260), (5, 14510608), (7, 10364720), (8, 9069130), (10, 7255304), (14, 5182360), (16, 4534565), (20, 3627652), (23, 3154480), (28, 2591180), (35, 2072944), (40, 1813826), (43, 1687280), (46, 1577240), (56, 1295590), (70, 1036472), (80, 906913), (86, 843640), (92, 788620), (112, 647795), (115, 630896), (131, 553840), (140, 518236), (161, 450640), (172, 421820), (184, 394310), (215, 337456), (230, 315448), (262, 276920), (280, 259118), (301, 241040), (322, 225320), (344, 210910), (368, 197155), (430, 168728), (460, 157724), (524, 138460), (560, 129559), (602, 120520), (644, 112660), (655, 110768), (688, 105455), (805, 90128), (860, 84364), (917, 79120), (920, 78862), (989, 73360), (1048, 69230), (1204, 60260), (1288, 56330), (1310, 55384), (1505, 48208), (1610, 45064), (1720, 42182), (1834, 39560), (1840, 39431), (1978, 36680), (2096, 34615), (2408, 30130), (2576, 28165), (2620, 27692), (3010, 24104), (3013, 24080), (3220, 22532), (3440, 21091), (3668, 19780), (3956, 18340), (4585, 15824), (4816, 15065), (4945, 14672), (5240, 13846), (5633, 12880), (6020, 12052), (6026, 12040), (6440, 11266), (6923, 10480), (7336, 9890), (7912, 9170)]