1638031680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4478

約数の個数: 224

約数和(自身を含む): 5914339200

約数和(自身を除く): 4276307520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 387, 430, 432, 480, 516, 540, 576, 645, 688, 720, 774, 860, 864, 960, 1032, 1080, 1161, 1290, 1376, 1440, 1548, 1720, 1728, 1935, 2064, 2160, 2322, 2580, 2752, 2880, 3096, 3440, 3870, 4128, 4320, 4409, 4644, 5160, 5805, 6192, 6880, 7740, 8256, 8640, 8818, 9288, 10320, 11610, 12384, 13227, 13760, 15480, 17636, 18576, 20640, 22045, 23220, 24768, 26454, 30960, 35272, 37152, 39681, 41280, 44090, 46440, 52908, 61920, 66135, 70544, 74304, 79362, 88180, 92880, 105816, 119043, 123840, 132270, 141088, 158724, 176360, 185760, 189587, 198405, 211632, 238086, 264540, 282176, 317448, 352720, 371520, 379174, 396810, 423264, 476172, 529080, 568761, 595215, 634896, 705440, 758348, 793620, 846528, 947935, 952344, 1058160, 1137522, 1190430, 1269792, 1410880, 1516696, 1587240, 1706283, 1895870, 1904688, 2116320, 2275044, 2380860, 2539584, 2843805, 3033392, 3174480, 3412566, 3791740, 3809376, 4232640, 4550088, 4761720, 5118849, 5687610, 6066784, 6348960, 6825132, 7583480, 7618752, 8531415, 9100176, 9523440, 10237698, 11375220, 12133568, 12697920, 13650264, 15166960, 17062830, 18200352, 19046880, 20475396, 22750440, 25594245, 27300528, 30333920, 34125660, 36400704, 38093760, 40950792, 45500880, 51188490, 54601056, 60667840, 68251320, 81901584, 91001760, 102376980, 109202112, 136502640, 163803168, 182003520, 204753960, 273005280, 327606336, 409507920, 546010560, 819015840, 1638031680]

約数ペア:

[(1, 1638031680), (2, 819015840), (3, 546010560), (4, 409507920), (5, 327606336), (6, 273005280), (8, 204753960), (9, 182003520), (10, 163803168), (12, 136502640), (15, 109202112), (16, 102376980), (18, 91001760), (20, 81901584), (24, 68251320), (27, 60667840), (30, 54601056), (32, 51188490), (36, 45500880), (40, 40950792), (43, 38093760), (45, 36400704), (48, 34125660), (54, 30333920), (60, 27300528), (64, 25594245), (72, 22750440), (80, 20475396), (86, 19046880), (90, 18200352), (96, 17062830), (108, 15166960), (120, 13650264), (129, 12697920), (135, 12133568), (144, 11375220), (160, 10237698), (172, 9523440), (180, 9100176), (192, 8531415), (215, 7618752), (216, 7583480), (240, 6825132), (258, 6348960), (270, 6066784), (288, 5687610), (320, 5118849), (344, 4761720), (360, 4550088), (387, 4232640), (430, 3809376), (432, 3791740), (480, 3412566), (516, 3174480), (540, 3033392), (576, 2843805), (645, 2539584), (688, 2380860), (720, 2275044), (774, 2116320), (860, 1904688), (864, 1895870), (960, 1706283), (1032, 1587240), (1080, 1516696), (1161, 1410880), (1290, 1269792), (1376, 1190430), (1440, 1137522), (1548, 1058160), (1720, 952344), (1728, 947935), (1935, 846528), (2064, 793620), (2160, 758348), (2322, 705440), (2580, 634896), (2752, 595215), (2880, 568761), (3096, 529080), (3440, 476172), (3870, 423264), (4128, 396810), (4320, 379174), (4409, 371520), (4644, 352720), (5160, 317448), (5805, 282176), (6192, 264540), (6880, 238086), (7740, 211632), (8256, 198405), (8640, 189587), (8818, 185760), (9288, 176360), (10320, 158724), (11610, 141088), (12384, 132270), (13227, 123840), (13760, 119043), (15480, 105816), (17636, 92880), (18576, 88180), (20640, 79362), (22045, 74304), (23220, 70544), (24768, 66135), (26454, 61920), (30960, 52908), (35272, 46440), (37152, 44090), (39681, 41280)]