669998040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{463}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 2084659200

約数和(自身を除く): 1414661160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 389, 463, 465, 620, 744, 778, 926, 930, 1167, 1240, 1389, 1556, 1852, 1860, 1945, 2315, 2334, 2778, 3112, 3704, 3720, 3890, 4630, 4668, 5556, 5835, 6945, 7780, 9260, 9336, 11112, 11670, 12059, 13890, 14353, 15560, 18520, 23340, 24118, 27780, 28706, 36177, 43059, 46680, 48236, 55560, 57412, 60295, 71765, 72354, 86118, 96472, 114824, 120590, 143530, 144708, 172236, 180107, 180885, 215295, 241180, 287060, 289416, 344472, 360214, 361770, 430590, 482360, 540321, 574120, 720428, 723540, 861180, 900535, 1080642, 1440856, 1447080, 1722360, 1801070, 2161284, 2701605, 3602140, 4322568, 5403210, 5583317, 7204280, 10806420, 11166634, 16749951, 21612840, 22333268, 27916585, 33499902, 44666536, 55833170, 66999804, 83749755, 111666340, 133999608, 167499510, 223332680, 334999020, 669998040]

約数ペア:

[(1, 669998040), (2, 334999020), (3, 223332680), (4, 167499510), (5, 133999608), (6, 111666340), (8, 83749755), (10, 66999804), (12, 55833170), (15, 44666536), (20, 33499902), (24, 27916585), (30, 22333268), (31, 21612840), (40, 16749951), (60, 11166634), (62, 10806420), (93, 7204280), (120, 5583317), (124, 5403210), (155, 4322568), (186, 3602140), (248, 2701605), (310, 2161284), (372, 1801070), (389, 1722360), (463, 1447080), (465, 1440856), (620, 1080642), (744, 900535), (778, 861180), (926, 723540), (930, 720428), (1167, 574120), (1240, 540321), (1389, 482360), (1556, 430590), (1852, 361770), (1860, 360214), (1945, 344472), (2315, 289416), (2334, 287060), (2778, 241180), (3112, 215295), (3704, 180885), (3720, 180107), (3890, 172236), (4630, 144708), (4668, 143530), (5556, 120590), (5835, 114824), (6945, 96472), (7780, 86118), (9260, 72354), (9336, 71765), (11112, 60295), (11670, 57412), (12059, 55560), (13890, 48236), (14353, 46680), (15560, 43059), (18520, 36177), (23340, 28706), (24118, 27780)]