305942000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:125

約数の個数: 240

約数和(自身を含む): 933231936

約数和(自身を除く): 627289936

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 41, 50, 52, 56, 65, 70, 80, 82, 91, 100, 104, 112, 125, 130, 140, 164, 175, 182, 200, 205, 208, 250, 260, 280, 287, 325, 328, 350, 364, 400, 410, 455, 500, 520, 533, 560, 574, 650, 656, 700, 728, 820, 875, 910, 1000, 1025, 1040, 1066, 1148, 1300, 1400, 1435, 1456, 1625, 1640, 1681, 1750, 1820, 2000, 2050, 2132, 2275, 2296, 2600, 2665, 2800, 2870, 3250, 3280, 3362, 3500, 3640, 3731, 4100, 4264, 4550, 4592, 5125, 5200, 5330, 5740, 6500, 6724, 7000, 7175, 7280, 7462, 8200, 8405, 8528, 9100, 10250, 10660, 11375, 11480, 11767, 13000, 13325, 13448, 14000, 14350, 14924, 16400, 16810, 18200, 18655, 20500, 21320, 21853, 22750, 22960, 23534, 26000, 26650, 26896, 28700, 29848, 33620, 35875, 36400, 37310, 41000, 42025, 42640, 43706, 45500, 47068, 53300, 57400, 58835, 59696, 66625, 67240, 71750, 74620, 82000, 84050, 87412, 91000, 93275, 94136, 106600, 109265, 114800, 117670, 133250, 134480, 143500, 149240, 152971, 168100, 174824, 182000, 186550, 188272, 210125, 213200, 218530, 235340, 266500, 287000, 294175, 298480, 305942, 336200, 349648, 373100, 420250, 437060, 466375, 470680, 533000, 546325, 574000, 588350, 611884, 672400, 746200, 764855, 840500, 874120, 932750, 941360, 1066000, 1092650, 1176700, 1223768, 1470875, 1492400, 1529710, 1681000, 1748240, 1865500, 2185300, 2353400, 2447536, 2731625, 2941750, 3059420, 3362000, 3731000, 3824275, 4370600, 4706800, 5463250, 5883500, 6118840, 7462000, 7648550, 8741200, 10926500, 11767000, 12237680, 15297100, 19121375, 21853000, 23534000, 30594200, 38242750, 43706000, 61188400, 76485500, 152971000, 305942000]

約数ペア:

[(1, 305942000), (2, 152971000), (4, 76485500), (5, 61188400), (7, 43706000), (8, 38242750), (10, 30594200), (13, 23534000), (14, 21853000), (16, 19121375), (20, 15297100), (25, 12237680), (26, 11767000), (28, 10926500), (35, 8741200), (40, 7648550), (41, 7462000), (50, 6118840), (52, 5883500), (56, 5463250), (65, 4706800), (70, 4370600), (80, 3824275), (82, 3731000), (91, 3362000), (100, 3059420), (104, 2941750), (112, 2731625), (125, 2447536), (130, 2353400), (140, 2185300), (164, 1865500), (175, 1748240), (182, 1681000), (200, 1529710), (205, 1492400), (208, 1470875), (250, 1223768), (260, 1176700), (280, 1092650), (287, 1066000), (325, 941360), (328, 932750), (350, 874120), (364, 840500), (400, 764855), (410, 746200), (455, 672400), (500, 611884), (520, 588350), (533, 574000), (560, 546325), (574, 533000), (650, 470680), (656, 466375), (700, 437060), (728, 420250), (820, 373100), (875, 349648), (910, 336200), (1000, 305942), (1025, 298480), (1040, 294175), (1066, 287000), (1148, 266500), (1300, 235340), (1400, 218530), (1435, 213200), (1456, 210125), (1625, 188272), (1640, 186550), (1681, 182000), (1750, 174824), (1820, 168100), (2000, 152971), (2050, 149240), (2132, 143500), (2275, 134480), (2296, 133250), (2600, 117670), (2665, 114800), (2800, 109265), (2870, 106600), (3250, 94136), (3280, 93275), (3362, 91000), (3500, 87412), (3640, 84050), (3731, 82000), (4100, 74620), (4264, 71750), (4550, 67240), (4592, 66625), (5125, 59696), (5200, 58835), (5330, 57400), (5740, 53300), (6500, 47068), (6724, 45500), (7000, 43706), (7175, 42640), (7280, 42025), (7462, 41000), (8200, 37310), (8405, 36400), (8528, 35875), (9100, 33620), (10250, 29848), (10660, 28700), (11375, 26896), (11480, 26650), (11767, 26000), (13000, 23534), (13325, 22960), (13448, 22750), (14000, 21853), (14350, 21320), (14924, 20500), (16400, 18655), (16810, 18200)]