1669555840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 256

約数和(自身を含む): 4480819200

約数和(自身を除く): 2811263360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 43, 62, 64, 76, 80, 86, 95, 103, 124, 128, 152, 155, 160, 172, 190, 206, 215, 248, 304, 310, 320, 344, 380, 412, 430, 496, 515, 589, 608, 620, 640, 688, 760, 817, 824, 860, 992, 1030, 1178, 1216, 1240, 1333, 1376, 1520, 1634, 1648, 1720, 1957, 1984, 2060, 2356, 2432, 2480, 2666, 2752, 2945, 3040, 3193, 3268, 3296, 3440, 3914, 3968, 4085, 4120, 4429, 4712, 4960, 5332, 5504, 5890, 6080, 6386, 6536, 6592, 6665, 6880, 7828, 8170, 8240, 8858, 9424, 9785, 9920, 10664, 11780, 12160, 12772, 13072, 13184, 13330, 13760, 15656, 15965, 16340, 16480, 17716, 18848, 19570, 19840, 21328, 22145, 23560, 25327, 25544, 26144, 26660, 27520, 31312, 31930, 32680, 32960, 35432, 37696, 39140, 42656, 44290, 47120, 50654, 51088, 52288, 53320, 60667, 62624, 63860, 65360, 65920, 70864, 75392, 78280, 84151, 85312, 88580, 94240, 101308, 102176, 104576, 106640, 121334, 125248, 126635, 127720, 130720, 137299, 141728, 156560, 168302, 170624, 177160, 188480, 202616, 204352, 213280, 242668, 250496, 253270, 255440, 261440, 274598, 283456, 303335, 313120, 336604, 354320, 376960, 405232, 408704, 420755, 426560, 485336, 506540, 510880, 522880, 549196, 566912, 606670, 626240, 673208, 686495, 708640, 810464, 841510, 853120, 970672, 1013080, 1021760, 1098392, 1213340, 1252480, 1346416, 1372990, 1417280, 1620928, 1683020, 1941344, 2026160, 2043520, 2196784, 2426680, 2608681, 2692832, 2745980, 2834560, 3241856, 3366040, 3882688, 4052320, 4393568, 4853360, 5217362, 5385664, 5491960, 6732080, 7765376, 8104640, 8787136, 9706720, 10434724, 10771328, 10983920, 13043405, 13464160, 16209280, 17574272, 19413440, 20869448, 21967840, 26086810, 26928320, 38826880, 41738896, 43935680, 52173620, 53856640, 83477792, 87871360, 104347240, 166955584, 208694480, 333911168, 417388960, 834777920, 1669555840]

約数ペア:

[(1, 1669555840), (2, 834777920), (4, 417388960), (5, 333911168), (8, 208694480), (10, 166955584), (16, 104347240), (19, 87871360), (20, 83477792), (31, 53856640), (32, 52173620), (38, 43935680), (40, 41738896), (43, 38826880), (62, 26928320), (64, 26086810), (76, 21967840), (80, 20869448), (86, 19413440), (95, 17574272), (103, 16209280), (124, 13464160), (128, 13043405), (152, 10983920), (155, 10771328), (160, 10434724), (172, 9706720), (190, 8787136), (206, 8104640), (215, 7765376), (248, 6732080), (304, 5491960), (310, 5385664), (320, 5217362), (344, 4853360), (380, 4393568), (412, 4052320), (430, 3882688), (496, 3366040), (515, 3241856), (589, 2834560), (608, 2745980), (620, 2692832), (640, 2608681), (688, 2426680), (760, 2196784), (817, 2043520), (824, 2026160), (860, 1941344), (992, 1683020), (1030, 1620928), (1178, 1417280), (1216, 1372990), (1240, 1346416), (1333, 1252480), (1376, 1213340), (1520, 1098392), (1634, 1021760), (1648, 1013080), (1720, 970672), (1957, 853120), (1984, 841510), (2060, 810464), (2356, 708640), (2432, 686495), (2480, 673208), (2666, 626240), (2752, 606670), (2945, 566912), (3040, 549196), (3193, 522880), (3268, 510880), (3296, 506540), (3440, 485336), (3914, 426560), (3968, 420755), (4085, 408704), (4120, 405232), (4429, 376960), (4712, 354320), (4960, 336604), (5332, 313120), (5504, 303335), (5890, 283456), (6080, 274598), (6386, 261440), (6536, 255440), (6592, 253270), (6665, 250496), (6880, 242668), (7828, 213280), (8170, 204352), (8240, 202616), (8858, 188480), (9424, 177160), (9785, 170624), (9920, 168302), (10664, 156560), (11780, 141728), (12160, 137299), (12772, 130720), (13072, 127720), (13184, 126635), (13330, 125248), (13760, 121334), (15656, 106640), (15965, 104576), (16340, 102176), (16480, 101308), (17716, 94240), (18848, 88580), (19570, 85312), (19840, 84151), (21328, 78280), (22145, 75392), (23560, 70864), (25327, 65920), (25544, 65360), (26144, 63860), (26660, 62624), (27520, 60667), (31312, 53320), (31930, 52288), (32680, 51088), (32960, 50654), (35432, 47120), (37696, 44290), (39140, 42656)]