7921587780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{491}}^1$

素因数の和:968

約数の個数: 240

約数和(自身を含む): 26043583104

約数和(自身を除く): 18121995324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 433, 460, 491, 540, 621, 690, 810, 828, 866, 982, 1035, 1242, 1299, 1380, 1473, 1620, 1732, 1863, 1964, 2070, 2165, 2455, 2484, 2598, 2946, 3105, 3726, 3897, 4140, 4330, 4419, 4910, 5196, 5892, 6210, 6495, 7365, 7452, 7794, 8660, 8838, 9315, 9820, 9959, 11293, 11691, 12420, 12990, 13257, 14730, 15588, 17676, 18630, 19485, 19918, 22095, 22586, 23382, 25980, 26514, 29460, 29877, 33879, 35073, 37260, 38970, 39771, 39836, 44190, 45172, 46764, 49795, 53028, 56465, 58455, 59754, 66285, 67758, 70146, 77940, 79542, 88380, 89631, 99590, 101637, 112930, 116910, 119508, 132570, 135516, 140292, 149385, 159084, 169395, 175365, 179262, 198855, 199180, 203274, 212603, 225860, 233820, 265140, 268893, 298770, 304911, 338790, 350730, 358524, 397710, 406548, 425206, 448155, 508185, 537786, 597540, 609822, 637809, 677580, 701460, 795420, 806679, 850412, 896310, 914733, 1016370, 1063015, 1075572, 1219644, 1275618, 1344465, 1524555, 1613358, 1792620, 1829466, 1913427, 2032740, 2126030, 2551236, 2688930, 3049110, 3189045, 3226716, 3658932, 3826854, 4033395, 4252060, 4573665, 4889869, 5377860, 5740281, 6098220, 6378090, 7653708, 8066790, 9147330, 9567135, 9779738, 11480562, 12756180, 14669607, 16133580, 17220843, 18294660, 19134270, 19559476, 22961124, 24449345, 28701405, 29339214, 34441686, 38268540, 44008821, 48898690, 57402810, 58678428, 68883372, 73348035, 86104215, 88017642, 97797380, 114805620, 132026463, 146696070, 172208430, 176035284, 220044105, 264052926, 293392140, 344416860, 396079389, 440088210, 528105852, 660132315, 792158778, 880176420, 1320264630, 1584317556, 1980396945, 2640529260, 3960793890, 7921587780]

約数ペア:

[(1, 7921587780), (2, 3960793890), (3, 2640529260), (4, 1980396945), (5, 1584317556), (6, 1320264630), (9, 880176420), (10, 792158778), (12, 660132315), (15, 528105852), (18, 440088210), (20, 396079389), (23, 344416860), (27, 293392140), (30, 264052926), (36, 220044105), (45, 176035284), (46, 172208430), (54, 146696070), (60, 132026463), (69, 114805620), (81, 97797380), (90, 88017642), (92, 86104215), (108, 73348035), (115, 68883372), (135, 58678428), (138, 57402810), (162, 48898690), (180, 44008821), (207, 38268540), (230, 34441686), (270, 29339214), (276, 28701405), (324, 24449345), (345, 22961124), (405, 19559476), (414, 19134270), (433, 18294660), (460, 17220843), (491, 16133580), (540, 14669607), (621, 12756180), (690, 11480562), (810, 9779738), (828, 9567135), (866, 9147330), (982, 8066790), (1035, 7653708), (1242, 6378090), (1299, 6098220), (1380, 5740281), (1473, 5377860), (1620, 4889869), (1732, 4573665), (1863, 4252060), (1964, 4033395), (2070, 3826854), (2165, 3658932), (2455, 3226716), (2484, 3189045), (2598, 3049110), (2946, 2688930), (3105, 2551236), (3726, 2126030), (3897, 2032740), (4140, 1913427), (4330, 1829466), (4419, 1792620), (4910, 1613358), (5196, 1524555), (5892, 1344465), (6210, 1275618), (6495, 1219644), (7365, 1075572), (7452, 1063015), (7794, 1016370), (8660, 914733), (8838, 896310), (9315, 850412), (9820, 806679), (9959, 795420), (11293, 701460), (11691, 677580), (12420, 637809), (12990, 609822), (13257, 597540), (14730, 537786), (15588, 508185), (17676, 448155), (18630, 425206), (19485, 406548), (19918, 397710), (22095, 358524), (22586, 350730), (23382, 338790), (25980, 304911), (26514, 298770), (29460, 268893), (29877, 265140), (33879, 233820), (35073, 225860), (37260, 212603), (38970, 203274), (39771, 199180), (39836, 198855), (44190, 179262), (45172, 175365), (46764, 169395), (49795, 159084), (53028, 149385), (56465, 140292), (58455, 135516), (59754, 132570), (66285, 119508), (67758, 116910), (70146, 112930), (77940, 101637), (79542, 99590), (88380, 89631)]