290767400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 192

約数和(自身を含む): 857088000

約数和(自身を除く): 566320600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 79, 88, 100, 110, 140, 154, 158, 175, 200, 220, 239, 275, 280, 308, 316, 350, 385, 395, 440, 478, 550, 553, 616, 632, 700, 770, 790, 869, 956, 1100, 1106, 1195, 1400, 1540, 1580, 1673, 1738, 1912, 1925, 1975, 2200, 2212, 2390, 2629, 2765, 3080, 3160, 3346, 3476, 3850, 3950, 4345, 4424, 4780, 5258, 5530, 5975, 6083, 6692, 6952, 7700, 7900, 8365, 8690, 9560, 10516, 11060, 11950, 12166, 13145, 13384, 13825, 15400, 15800, 16730, 17380, 18403, 18881, 21032, 21725, 22120, 23900, 24332, 26290, 27650, 30415, 33460, 34760, 36806, 37762, 41825, 43450, 47800, 48664, 52580, 55300, 60830, 65725, 66920, 73612, 75524, 83650, 86900, 92015, 94405, 105160, 110600, 121660, 131450, 132167, 147224, 151048, 152075, 167300, 173800, 184030, 188810, 207691, 243320, 262900, 264334, 304150, 334600, 368060, 377620, 415382, 460075, 472025, 525800, 528668, 608300, 660835, 736120, 755240, 830764, 920150, 944050, 1038455, 1057336, 1216600, 1321670, 1453837, 1661528, 1840300, 1888100, 2076910, 2643340, 2907674, 3304175, 3680600, 3776200, 4153820, 5192275, 5286680, 5815348, 6608350, 7269185, 8307640, 10384550, 11630696, 13216700, 14538370, 20769100, 26433400, 29076740, 36345925, 41538200, 58153480, 72691850, 145383700, 290767400]

約数ペア:

[(1, 290767400), (2, 145383700), (4, 72691850), (5, 58153480), (7, 41538200), (8, 36345925), (10, 29076740), (11, 26433400), (14, 20769100), (20, 14538370), (22, 13216700), (25, 11630696), (28, 10384550), (35, 8307640), (40, 7269185), (44, 6608350), (50, 5815348), (55, 5286680), (56, 5192275), (70, 4153820), (77, 3776200), (79, 3680600), (88, 3304175), (100, 2907674), (110, 2643340), (140, 2076910), (154, 1888100), (158, 1840300), (175, 1661528), (200, 1453837), (220, 1321670), (239, 1216600), (275, 1057336), (280, 1038455), (308, 944050), (316, 920150), (350, 830764), (385, 755240), (395, 736120), (440, 660835), (478, 608300), (550, 528668), (553, 525800), (616, 472025), (632, 460075), (700, 415382), (770, 377620), (790, 368060), (869, 334600), (956, 304150), (1100, 264334), (1106, 262900), (1195, 243320), (1400, 207691), (1540, 188810), (1580, 184030), (1673, 173800), (1738, 167300), (1912, 152075), (1925, 151048), (1975, 147224), (2200, 132167), (2212, 131450), (2390, 121660), (2629, 110600), (2765, 105160), (3080, 94405), (3160, 92015), (3346, 86900), (3476, 83650), (3850, 75524), (3950, 73612), (4345, 66920), (4424, 65725), (4780, 60830), (5258, 55300), (5530, 52580), (5975, 48664), (6083, 47800), (6692, 43450), (6952, 41825), (7700, 37762), (7900, 36806), (8365, 34760), (8690, 33460), (9560, 30415), (10516, 27650), (11060, 26290), (11950, 24332), (12166, 23900), (13145, 22120), (13384, 21725), (13825, 21032), (15400, 18881), (15800, 18403), (16730, 17380)]