21304026240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{5641}}^1$

素因数の和:5951

約数の個数: 256

約数和(自身を含む): 77897514240

約数和(自身を除く): 56593488000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 281, 320, 336, 384, 420, 448, 480, 560, 562, 640, 672, 840, 843, 896, 960, 1120, 1124, 1344, 1405, 1680, 1686, 1920, 1967, 2240, 2248, 2688, 2810, 3360, 3372, 3934, 4215, 4480, 4496, 5620, 5641, 5901, 6720, 6744, 7868, 8430, 8992, 9835, 11240, 11282, 11802, 13440, 13488, 15736, 16860, 16923, 17984, 19670, 22480, 22564, 23604, 26976, 28205, 29505, 31472, 33720, 33846, 35968, 39340, 39487, 44960, 45128, 47208, 53952, 56410, 59010, 62944, 67440, 67692, 78680, 78974, 84615, 89920, 90256, 94416, 107904, 112820, 118020, 118461, 125888, 134880, 135384, 157360, 157948, 169230, 179840, 180512, 188832, 197435, 225640, 236040, 236922, 251776, 269760, 270768, 314720, 315896, 338460, 361024, 377664, 394870, 451280, 472080, 473844, 539520, 541536, 592305, 629440, 631792, 676920, 722048, 755328, 789740, 902560, 944160, 947688, 1083072, 1184610, 1258880, 1263584, 1353840, 1579480, 1585121, 1805120, 1888320, 1895376, 2166144, 2369220, 2527168, 2707680, 3158960, 3170242, 3610240, 3776640, 3790752, 4738440, 4755363, 5054336, 5415360, 6317920, 6340484, 7581504, 7925605, 9476880, 9510726, 10830720, 11095847, 12635840, 12680968, 15163008, 15851210, 18953760, 19021452, 22191694, 23776815, 25271680, 25361936, 31702420, 33287541, 37907520, 38042904, 44383388, 47553630, 50723872, 55479235, 63404840, 66575082, 75815040, 76085808, 88766776, 95107260, 101447744, 110958470, 126809680, 133150164, 152171616, 166437705, 177533552, 190214520, 202895488, 221916940, 253619360, 266300328, 304343232, 332875410, 355067104, 380429040, 443833880, 507238720, 532600656, 608686464, 665750820, 710134208, 760858080, 887667760, 1014477440, 1065201312, 1331501640, 1420268416, 1521716160, 1775335520, 2130402624, 2663003280, 3043432320, 3550671040, 4260805248, 5326006560, 7101342080, 10652013120, 21304026240]

約数ペア:

[(1, 21304026240), (2, 10652013120), (3, 7101342080), (4, 5326006560), (5, 4260805248), (6, 3550671040), (7, 3043432320), (8, 2663003280), (10, 2130402624), (12, 1775335520), (14, 1521716160), (15, 1420268416), (16, 1331501640), (20, 1065201312), (21, 1014477440), (24, 887667760), (28, 760858080), (30, 710134208), (32, 665750820), (35, 608686464), (40, 532600656), (42, 507238720), (48, 443833880), (56, 380429040), (60, 355067104), (64, 332875410), (70, 304343232), (80, 266300328), (84, 253619360), (96, 221916940), (105, 202895488), (112, 190214520), (120, 177533552), (128, 166437705), (140, 152171616), (160, 133150164), (168, 126809680), (192, 110958470), (210, 101447744), (224, 95107260), (240, 88766776), (280, 76085808), (281, 75815040), (320, 66575082), (336, 63404840), (384, 55479235), (420, 50723872), (448, 47553630), (480, 44383388), (560, 38042904), (562, 37907520), (640, 33287541), (672, 31702420), (840, 25361936), (843, 25271680), (896, 23776815), (960, 22191694), (1120, 19021452), (1124, 18953760), (1344, 15851210), (1405, 15163008), (1680, 12680968), (1686, 12635840), (1920, 11095847), (1967, 10830720), (2240, 9510726), (2248, 9476880), (2688, 7925605), (2810, 7581504), (3360, 6340484), (3372, 6317920), (3934, 5415360), (4215, 5054336), (4480, 4755363), (4496, 4738440), (5620, 3790752), (5641, 3776640), (5901, 3610240), (6720, 3170242), (6744, 3158960), (7868, 2707680), (8430, 2527168), (8992, 2369220), (9835, 2166144), (11240, 1895376), (11282, 1888320), (11802, 1805120), (13440, 1585121), (13488, 1579480), (15736, 1353840), (16860, 1263584), (16923, 1258880), (17984, 1184610), (19670, 1083072), (22480, 947688), (22564, 944160), (23604, 902560), (26976, 789740), (28205, 755328), (29505, 722048), (31472, 676920), (33720, 631792), (33846, 629440), (35968, 592305), (39340, 541536), (39487, 539520), (44960, 473844), (45128, 472080), (47208, 451280), (53952, 394870), (56410, 377664), (59010, 361024), (62944, 338460), (67440, 315896), (67692, 314720), (78680, 270768), (78974, 269760), (84615, 251776), (89920, 236922), (90256, 236040), (94416, 225640), (107904, 197435), (112820, 188832), (118020, 180512), (118461, 179840), (125888, 169230), (134880, 157948), (135384, 157360)]