66491280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 200

約数和(自身を含む): 239103744

約数和(自身を除く): 172612464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 331, 360, 372, 405, 432, 465, 496, 540, 558, 620, 648, 662, 720, 744, 810, 837, 930, 993, 1080, 1116, 1240, 1296, 1324, 1395, 1488, 1620, 1655, 1674, 1860, 1986, 2160, 2232, 2480, 2511, 2648, 2790, 2979, 3240, 3310, 3348, 3720, 3972, 4185, 4464, 4965, 5022, 5296, 5580, 5958, 6480, 6620, 6696, 7440, 7944, 8370, 8937, 9930, 10044, 10261, 11160, 11916, 12555, 13240, 13392, 14895, 15888, 16740, 17874, 19860, 20088, 20522, 22320, 23832, 25110, 26480, 26811, 29790, 30783, 33480, 35748, 39720, 40176, 41044, 44685, 47664, 50220, 51305, 53622, 59580, 61566, 66960, 71496, 79440, 82088, 89370, 92349, 100440, 102610, 107244, 119160, 123132, 134055, 142992, 153915, 164176, 178740, 184698, 200880, 205220, 214488, 238320, 246264, 268110, 277047, 307830, 357480, 369396, 410440, 428976, 461745, 492528, 536220, 554094, 615660, 714960, 738792, 820880, 831141, 923490, 1072440, 1108188, 1231320, 1385235, 1477584, 1662282, 1846980, 2144880, 2216376, 2462640, 2770470, 3324564, 3693960, 4155705, 4432752, 5540940, 6649128, 7387920, 8311410, 11081880, 13298256, 16622820, 22163760, 33245640, 66491280]

約数ペア:

[(1, 66491280), (2, 33245640), (3, 22163760), (4, 16622820), (5, 13298256), (6, 11081880), (8, 8311410), (9, 7387920), (10, 6649128), (12, 5540940), (15, 4432752), (16, 4155705), (18, 3693960), (20, 3324564), (24, 2770470), (27, 2462640), (30, 2216376), (31, 2144880), (36, 1846980), (40, 1662282), (45, 1477584), (48, 1385235), (54, 1231320), (60, 1108188), (62, 1072440), (72, 923490), (80, 831141), (81, 820880), (90, 738792), (93, 714960), (108, 615660), (120, 554094), (124, 536220), (135, 492528), (144, 461745), (155, 428976), (162, 410440), (180, 369396), (186, 357480), (216, 307830), (240, 277047), (248, 268110), (270, 246264), (279, 238320), (310, 214488), (324, 205220), (331, 200880), (360, 184698), (372, 178740), (405, 164176), (432, 153915), (465, 142992), (496, 134055), (540, 123132), (558, 119160), (620, 107244), (648, 102610), (662, 100440), (720, 92349), (744, 89370), (810, 82088), (837, 79440), (930, 71496), (993, 66960), (1080, 61566), (1116, 59580), (1240, 53622), (1296, 51305), (1324, 50220), (1395, 47664), (1488, 44685), (1620, 41044), (1655, 40176), (1674, 39720), (1860, 35748), (1986, 33480), (2160, 30783), (2232, 29790), (2480, 26811), (2511, 26480), (2648, 25110), (2790, 23832), (2979, 22320), (3240, 20522), (3310, 20088), (3348, 19860), (3720, 17874), (3972, 16740), (4185, 15888), (4464, 14895), (4965, 13392), (5022, 13240), (5296, 12555), (5580, 11916), (5958, 11160), (6480, 10261), (6620, 10044), (6696, 9930), (7440, 8937), (7944, 8370)]