1984887840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 288

約数和(自身を含む): 6978581568

約数和(自身を除く): 4993693728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 331, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 662, 744, 780, 806, 930, 961, 992, 993, 1040, 1209, 1240, 1248, 1324, 1488, 1560, 1612, 1655, 1860, 1922, 1986, 2015, 2080, 2418, 2480, 2648, 2883, 2976, 3120, 3224, 3310, 3720, 3844, 3972, 4030, 4303, 4805, 4836, 4960, 4965, 5296, 5766, 6045, 6240, 6448, 6620, 7440, 7688, 7944, 8060, 8606, 9610, 9672, 9930, 10261, 10592, 11532, 12090, 12493, 12896, 12909, 13240, 14415, 14880, 15376, 15888, 16120, 17212, 19220, 19344, 19860, 20522, 21515, 23064, 24180, 24986, 25818, 26480, 28830, 30752, 30783, 31776, 32240, 34424, 37479, 38440, 38688, 39720, 41044, 43030, 46128, 48360, 49972, 51305, 51636, 52960, 57660, 61566, 62465, 64480, 64545, 68848, 74958, 76880, 79440, 82088, 86060, 92256, 96720, 99944, 102610, 103272, 115320, 123132, 124930, 129090, 133393, 137696, 149916, 153760, 153915, 158880, 164176, 172120, 187395, 193440, 199888, 205220, 206544, 230640, 246264, 249860, 258180, 266786, 299832, 307830, 318091, 328352, 344240, 374790, 399776, 400179, 410440, 413088, 461280, 492528, 499720, 516360, 533572, 599664, 615660, 636182, 666965, 688480, 749580, 800358, 820880, 954273, 985056, 999440, 1032720, 1067144, 1199328, 1231320, 1272364, 1333930, 1499160, 1590455, 1600716, 1641760, 1908546, 1998880, 2000895, 2065440, 2134288, 2462640, 2544728, 2667860, 2998320, 3180910, 3201432, 3817092, 4001790, 4135183, 4268576, 4771365, 4925280, 5089456, 5335720, 5996640, 6361820, 6402864, 7634184, 8003580, 8270366, 9542730, 10178912, 10671440, 12405549, 12723640, 12805728, 15268368, 16007160, 16540732, 19085460, 20675915, 21342880, 24811098, 25447280, 30536736, 32014320, 33081464, 38170920, 41351830, 49622196, 50894560, 62027745, 64028640, 66162928, 76341840, 82703660, 99244392, 124055490, 132325856, 152683680, 165407320, 198488784, 248110980, 330814640, 396977568, 496221960, 661629280, 992443920, 1984887840]

約数ペア:

[(1, 1984887840), (2, 992443920), (3, 661629280), (4, 496221960), (5, 396977568), (6, 330814640), (8, 248110980), (10, 198488784), (12, 165407320), (13, 152683680), (15, 132325856), (16, 124055490), (20, 99244392), (24, 82703660), (26, 76341840), (30, 66162928), (31, 64028640), (32, 62027745), (39, 50894560), (40, 49622196), (48, 41351830), (52, 38170920), (60, 33081464), (62, 32014320), (65, 30536736), (78, 25447280), (80, 24811098), (93, 21342880), (96, 20675915), (104, 19085460), (120, 16540732), (124, 16007160), (130, 15268368), (155, 12805728), (156, 12723640), (160, 12405549), (186, 10671440), (195, 10178912), (208, 9542730), (240, 8270366), (248, 8003580), (260, 7634184), (310, 6402864), (312, 6361820), (331, 5996640), (372, 5335720), (390, 5089456), (403, 4925280), (416, 4771365), (465, 4268576), (480, 4135183), (496, 4001790), (520, 3817092), (620, 3201432), (624, 3180910), (662, 2998320), (744, 2667860), (780, 2544728), (806, 2462640), (930, 2134288), (961, 2065440), (992, 2000895), (993, 1998880), (1040, 1908546), (1209, 1641760), (1240, 1600716), (1248, 1590455), (1324, 1499160), (1488, 1333930), (1560, 1272364), (1612, 1231320), (1655, 1199328), (1860, 1067144), (1922, 1032720), (1986, 999440), (2015, 985056), (2080, 954273), (2418, 820880), (2480, 800358), (2648, 749580), (2883, 688480), (2976, 666965), (3120, 636182), (3224, 615660), (3310, 599664), (3720, 533572), (3844, 516360), (3972, 499720), (4030, 492528), (4303, 461280), (4805, 413088), (4836, 410440), (4960, 400179), (4965, 399776), (5296, 374790), (5766, 344240), (6045, 328352), (6240, 318091), (6448, 307830), (6620, 299832), (7440, 266786), (7688, 258180), (7944, 249860), (8060, 246264), (8606, 230640), (9610, 206544), (9672, 205220), (9930, 199888), (10261, 193440), (10592, 187395), (11532, 172120), (12090, 164176), (12493, 158880), (12896, 153915), (12909, 153760), (13240, 149916), (14415, 137696), (14880, 133393), (15376, 129090), (15888, 124930), (16120, 123132), (17212, 115320), (19220, 103272), (19344, 102610), (19860, 99944), (20522, 96720), (21515, 92256), (23064, 86060), (24180, 82088), (24986, 79440), (25818, 76880), (26480, 74958), (28830, 68848), (30752, 64545), (30783, 64480), (31776, 62465), (32240, 61566), (34424, 57660), (37479, 52960), (38440, 51636), (38688, 51305), (39720, 49972), (41044, 48360), (43030, 46128)]