64816920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 258616800

約数和(自身を除く): 193799880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 89, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 178, 180, 204, 210, 238, 252, 255, 267, 280, 289, 306, 315, 340, 356, 357, 360, 408, 420, 445, 476, 504, 510, 534, 578, 595, 612, 623, 630, 680, 712, 714, 765, 801, 840, 867, 890, 952, 1020, 1068, 1071, 1156, 1190, 1224, 1246, 1260, 1335, 1428, 1445, 1513, 1530, 1602, 1734, 1780, 1785, 1869, 2023, 2040, 2136, 2142, 2312, 2380, 2492, 2520, 2601, 2670, 2856, 2890, 3026, 3060, 3115, 3204, 3468, 3560, 3570, 3738, 4005, 4046, 4284, 4335, 4539, 4760, 4984, 5202, 5340, 5355, 5607, 5780, 6052, 6069, 6120, 6230, 6408, 6936, 7140, 7476, 7565, 8010, 8092, 8568, 8670, 9078, 9345, 10115, 10404, 10591, 10680, 10710, 11214, 11560, 12104, 12138, 12460, 13005, 13617, 14280, 14952, 15130, 16020, 16184, 17340, 18156, 18207, 18690, 20230, 20808, 21182, 21420, 22428, 22695, 24276, 24920, 25721, 26010, 27234, 28035, 30260, 30345, 31773, 32040, 34680, 36312, 36414, 37380, 40460, 42364, 42840, 44856, 45390, 48552, 51442, 52020, 52955, 54468, 56070, 60520, 60690, 63546, 68085, 72828, 74760, 77163, 80920, 84728, 90780, 91035, 95319, 102884, 104040, 105910, 108936, 112140, 121380, 127092, 128605, 136170, 145656, 154326, 158865, 180047, 181560, 182070, 190638, 205768, 211820, 224280, 231489, 242760, 254184, 257210, 272340, 308652, 317730, 360094, 364140, 381276, 385815, 423640, 462978, 476595, 514420, 540141, 544680, 617304, 635460, 720188, 728280, 762552, 771630, 900235, 925956, 953190, 1028840, 1080282, 1157445, 1270920, 1440376, 1543260, 1620423, 1800470, 1851912, 1906380, 2160564, 2314890, 2700705, 3086520, 3240846, 3600940, 3812760, 4321128, 4629780, 5401410, 6481692, 7201880, 8102115, 9259560, 10802820, 12963384, 16204230, 21605640, 32408460, 64816920]

約数ペア:

[(1, 64816920), (2, 32408460), (3, 21605640), (4, 16204230), (5, 12963384), (6, 10802820), (7, 9259560), (8, 8102115), (9, 7201880), (10, 6481692), (12, 5401410), (14, 4629780), (15, 4321128), (17, 3812760), (18, 3600940), (20, 3240846), (21, 3086520), (24, 2700705), (28, 2314890), (30, 2160564), (34, 1906380), (35, 1851912), (36, 1800470), (40, 1620423), (42, 1543260), (45, 1440376), (51, 1270920), (56, 1157445), (60, 1080282), (63, 1028840), (68, 953190), (70, 925956), (72, 900235), (84, 771630), (85, 762552), (89, 728280), (90, 720188), (102, 635460), (105, 617304), (119, 544680), (120, 540141), (126, 514420), (136, 476595), (140, 462978), (153, 423640), (168, 385815), (170, 381276), (178, 364140), (180, 360094), (204, 317730), (210, 308652), (238, 272340), (252, 257210), (255, 254184), (267, 242760), (280, 231489), (289, 224280), (306, 211820), (315, 205768), (340, 190638), (356, 182070), (357, 181560), (360, 180047), (408, 158865), (420, 154326), (445, 145656), (476, 136170), (504, 128605), (510, 127092), (534, 121380), (578, 112140), (595, 108936), (612, 105910), (623, 104040), (630, 102884), (680, 95319), (712, 91035), (714, 90780), (765, 84728), (801, 80920), (840, 77163), (867, 74760), (890, 72828), (952, 68085), (1020, 63546), (1068, 60690), (1071, 60520), (1156, 56070), (1190, 54468), (1224, 52955), (1246, 52020), (1260, 51442), (1335, 48552), (1428, 45390), (1445, 44856), (1513, 42840), (1530, 42364), (1602, 40460), (1734, 37380), (1780, 36414), (1785, 36312), (1869, 34680), (2023, 32040), (2040, 31773), (2136, 30345), (2142, 30260), (2312, 28035), (2380, 27234), (2492, 26010), (2520, 25721), (2601, 24920), (2670, 24276), (2856, 22695), (2890, 22428), (3026, 21420), (3060, 21182), (3115, 20808), (3204, 20230), (3468, 18690), (3560, 18207), (3570, 18156), (3738, 17340), (4005, 16184), (4046, 16020), (4284, 15130), (4335, 14952), (4539, 14280), (4760, 13617), (4984, 13005), (5202, 12460), (5340, 12138), (5355, 12104), (5607, 11560), (5780, 11214), (6052, 10710), (6069, 10680), (6120, 10591), (6230, 10404), (6408, 10115), (6936, 9345), (7140, 9078), (7476, 8670), (7565, 8568), (8010, 8092)]