85421520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 160

約数和(自身を含む): 298909440

約数和(自身を除く): 213487920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 284, 355, 360, 426, 432, 540, 557, 568, 639, 710, 720, 852, 1065, 1080, 1114, 1136, 1278, 1420, 1671, 1704, 1917, 2130, 2160, 2228, 2556, 2785, 2840, 3195, 3342, 3408, 3834, 4260, 4456, 5013, 5112, 5570, 5680, 6390, 6684, 7668, 8355, 8520, 8912, 9585, 10026, 10224, 11140, 12780, 13368, 15039, 15336, 16710, 17040, 19170, 20052, 22280, 25065, 25560, 26736, 30078, 30672, 33420, 38340, 39547, 40104, 44560, 50130, 51120, 60156, 66840, 75195, 76680, 79094, 80208, 100260, 118641, 120312, 133680, 150390, 153360, 158188, 197735, 200520, 237282, 240624, 300780, 316376, 355923, 395470, 401040, 474564, 593205, 601560, 632752, 711846, 790940, 949128, 1067769, 1186410, 1203120, 1423692, 1581880, 1779615, 1898256, 2135538, 2372820, 2847384, 3163760, 3559230, 4271076, 4745640, 5338845, 5694768, 7118460, 8542152, 9491280, 10677690, 14236920, 17084304, 21355380, 28473840, 42710760, 85421520]

約数ペア:

[(1, 85421520), (2, 42710760), (3, 28473840), (4, 21355380), (5, 17084304), (6, 14236920), (8, 10677690), (9, 9491280), (10, 8542152), (12, 7118460), (15, 5694768), (16, 5338845), (18, 4745640), (20, 4271076), (24, 3559230), (27, 3163760), (30, 2847384), (36, 2372820), (40, 2135538), (45, 1898256), (48, 1779615), (54, 1581880), (60, 1423692), (71, 1203120), (72, 1186410), (80, 1067769), (90, 949128), (108, 790940), (120, 711846), (135, 632752), (142, 601560), (144, 593205), (180, 474564), (213, 401040), (216, 395470), (240, 355923), (270, 316376), (284, 300780), (355, 240624), (360, 237282), (426, 200520), (432, 197735), (540, 158188), (557, 153360), (568, 150390), (639, 133680), (710, 120312), (720, 118641), (852, 100260), (1065, 80208), (1080, 79094), (1114, 76680), (1136, 75195), (1278, 66840), (1420, 60156), (1671, 51120), (1704, 50130), (1917, 44560), (2130, 40104), (2160, 39547), (2228, 38340), (2556, 33420), (2785, 30672), (2840, 30078), (3195, 26736), (3342, 25560), (3408, 25065), (3834, 22280), (4260, 20052), (4456, 19170), (5013, 17040), (5112, 16710), (5570, 15336), (5680, 15039), (6390, 13368), (6684, 12780), (7668, 11140), (8355, 10224), (8520, 10026), (8912, 9585)]