1720584320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1023

約数の個数: 256

約数和(自身を含む): 5231278080

約数和(自身を除く): 3510693760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 640, 728, 806, 832, 868, 896, 910, 953, 992, 1040, 1085, 1120, 1240, 1456, 1612, 1664, 1736, 1820, 1906, 1984, 2015, 2080, 2170, 2240, 2480, 2821, 2912, 3224, 3472, 3640, 3812, 3968, 4030, 4160, 4340, 4480, 4765, 4960, 5642, 5824, 6448, 6671, 6944, 7280, 7624, 8060, 8320, 8680, 9530, 9920, 11284, 11648, 12389, 12896, 13342, 13888, 14105, 14560, 15248, 16120, 17360, 19060, 19840, 22568, 24778, 25792, 26684, 27776, 28210, 29120, 29543, 30496, 32240, 33355, 34720, 38120, 45136, 49556, 51584, 53368, 56420, 58240, 59086, 60992, 61945, 64480, 66710, 69440, 76240, 86723, 90272, 99112, 106736, 112840, 118172, 121984, 123890, 128960, 133420, 138880, 147715, 152480, 173446, 180544, 198224, 206801, 213472, 225680, 236344, 247780, 257920, 266840, 295430, 304960, 346892, 361088, 384059, 396448, 413602, 426944, 433615, 451360, 472688, 495560, 533680, 590860, 609920, 693784, 768118, 792896, 827204, 853888, 867230, 902720, 945376, 991120, 1034005, 1067360, 1181720, 1387568, 1536236, 1585792, 1654408, 1734460, 1805440, 1890752, 1920295, 1982240, 2068010, 2134720, 2363440, 2688413, 2775136, 3072472, 3308816, 3468920, 3781504, 3840590, 3964480, 4136020, 4269440, 4726880, 5376826, 5550272, 6144944, 6617632, 6937840, 7681180, 7928960, 8272040, 9453760, 10753652, 11100544, 12289888, 13235264, 13442065, 13875680, 15362360, 16544080, 18907520, 21507304, 24579776, 26470528, 26884130, 27751360, 30724720, 33088160, 43014608, 49159552, 53768260, 55502720, 61449440, 66176320, 86029216, 107536520, 122898880, 132352640, 172058432, 215073040, 245797760, 344116864, 430146080, 860292160, 1720584320]

約数ペア:

[(1, 1720584320), (2, 860292160), (4, 430146080), (5, 344116864), (7, 245797760), (8, 215073040), (10, 172058432), (13, 132352640), (14, 122898880), (16, 107536520), (20, 86029216), (26, 66176320), (28, 61449440), (31, 55502720), (32, 53768260), (35, 49159552), (40, 43014608), (52, 33088160), (56, 30724720), (62, 27751360), (64, 26884130), (65, 26470528), (70, 24579776), (80, 21507304), (91, 18907520), (104, 16544080), (112, 15362360), (124, 13875680), (128, 13442065), (130, 13235264), (140, 12289888), (155, 11100544), (160, 10753652), (182, 9453760), (208, 8272040), (217, 7928960), (224, 7681180), (248, 6937840), (260, 6617632), (280, 6144944), (310, 5550272), (320, 5376826), (364, 4726880), (403, 4269440), (416, 4136020), (434, 3964480), (448, 3840590), (455, 3781504), (496, 3468920), (520, 3308816), (560, 3072472), (620, 2775136), (640, 2688413), (728, 2363440), (806, 2134720), (832, 2068010), (868, 1982240), (896, 1920295), (910, 1890752), (953, 1805440), (992, 1734460), (1040, 1654408), (1085, 1585792), (1120, 1536236), (1240, 1387568), (1456, 1181720), (1612, 1067360), (1664, 1034005), (1736, 991120), (1820, 945376), (1906, 902720), (1984, 867230), (2015, 853888), (2080, 827204), (2170, 792896), (2240, 768118), (2480, 693784), (2821, 609920), (2912, 590860), (3224, 533680), (3472, 495560), (3640, 472688), (3812, 451360), (3968, 433615), (4030, 426944), (4160, 413602), (4340, 396448), (4480, 384059), (4765, 361088), (4960, 346892), (5642, 304960), (5824, 295430), (6448, 266840), (6671, 257920), (6944, 247780), (7280, 236344), (7624, 225680), (8060, 213472), (8320, 206801), (8680, 198224), (9530, 180544), (9920, 173446), (11284, 152480), (11648, 147715), (12389, 138880), (12896, 133420), (13342, 128960), (13888, 123890), (14105, 121984), (14560, 118172), (15248, 112840), (16120, 106736), (17360, 99112), (19060, 90272), (19840, 86723), (22568, 76240), (24778, 69440), (25792, 66710), (26684, 64480), (27776, 61945), (28210, 60992), (29120, 59086), (29543, 58240), (30496, 56420), (32240, 53368), (33355, 51584), (34720, 49556), (38120, 45136)]