65148720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 320

約数和(自身を含む): 263316480

約数和(自身を除く): 198167760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 157, 168, 182, 190, 195, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 304, 312, 314, 336, 364, 380, 390, 399, 420, 455, 456, 471, 494, 520, 532, 546, 560, 570, 624, 628, 665, 728, 741, 760, 780, 785, 798, 840, 910, 912, 942, 988, 1040, 1064, 1092, 1099, 1140, 1235, 1256, 1330, 1365, 1456, 1482, 1520, 1560, 1570, 1596, 1680, 1729, 1820, 1884, 1976, 1995, 2041, 2128, 2184, 2198, 2280, 2355, 2470, 2512, 2660, 2730, 2964, 2983, 3120, 3140, 3192, 3297, 3458, 3640, 3705, 3768, 3952, 3990, 4082, 4368, 4396, 4560, 4710, 4940, 5187, 5320, 5460, 5495, 5928, 5966, 6123, 6280, 6384, 6594, 6916, 7280, 7410, 7536, 7980, 8164, 8645, 8792, 8949, 9420, 9880, 10205, 10374, 10640, 10920, 10990, 11856, 11932, 12246, 12560, 13188, 13832, 14287, 14820, 14915, 15960, 16328, 16485, 17290, 17584, 17898, 18840, 19760, 20410, 20748, 20881, 21840, 21980, 23864, 24492, 25935, 26376, 27664, 28574, 29640, 29830, 30615, 31920, 32656, 32970, 34580, 35796, 37680, 38779, 40820, 41496, 41762, 42861, 43960, 44745, 47728, 48984, 51870, 52752, 57148, 59280, 59660, 61230, 62643, 65940, 69160, 71435, 71592, 77558, 81640, 82992, 83524, 85722, 87920, 89490, 97968, 103740, 104405, 114296, 116337, 119320, 122460, 125286, 131880, 138320, 142870, 143184, 155116, 163280, 167048, 171444, 178980, 193895, 207480, 208810, 214305, 228592, 232674, 238640, 244920, 250572, 263760, 271453, 285740, 310232, 313215, 334096, 342888, 357960, 387790, 414960, 417620, 428610, 465348, 489840, 501144, 542906, 571480, 581685, 620464, 626430, 685776, 715920, 775580, 814359, 835240, 857220, 930696, 1002288, 1085812, 1142960, 1163370, 1252860, 1357265, 1551160, 1628718, 1670480, 1714440, 1861392, 2171624, 2326740, 2505720, 2714530, 3102320, 3257436, 3428880, 4071795, 4343248, 4653480, 5011440, 5429060, 6514872, 8143590, 9306960, 10858120, 13029744, 16287180, 21716240, 32574360, 65148720]

約数ペア:

[(1, 65148720), (2, 32574360), (3, 21716240), (4, 16287180), (5, 13029744), (6, 10858120), (7, 9306960), (8, 8143590), (10, 6514872), (12, 5429060), (13, 5011440), (14, 4653480), (15, 4343248), (16, 4071795), (19, 3428880), (20, 3257436), (21, 3102320), (24, 2714530), (26, 2505720), (28, 2326740), (30, 2171624), (35, 1861392), (38, 1714440), (39, 1670480), (40, 1628718), (42, 1551160), (48, 1357265), (52, 1252860), (56, 1163370), (57, 1142960), (60, 1085812), (65, 1002288), (70, 930696), (76, 857220), (78, 835240), (80, 814359), (84, 775580), (91, 715920), (95, 685776), (104, 626430), (105, 620464), (112, 581685), (114, 571480), (120, 542906), (130, 501144), (133, 489840), (140, 465348), (152, 428610), (156, 417620), (157, 414960), (168, 387790), (182, 357960), (190, 342888), (195, 334096), (208, 313215), (210, 310232), (228, 285740), (240, 271453), (247, 263760), (260, 250572), (266, 244920), (273, 238640), (280, 232674), (285, 228592), (304, 214305), (312, 208810), (314, 207480), (336, 193895), (364, 178980), (380, 171444), (390, 167048), (399, 163280), (420, 155116), (455, 143184), (456, 142870), (471, 138320), (494, 131880), (520, 125286), (532, 122460), (546, 119320), (560, 116337), (570, 114296), (624, 104405), (628, 103740), (665, 97968), (728, 89490), (741, 87920), (760, 85722), (780, 83524), (785, 82992), (798, 81640), (840, 77558), (910, 71592), (912, 71435), (942, 69160), (988, 65940), (1040, 62643), (1064, 61230), (1092, 59660), (1099, 59280), (1140, 57148), (1235, 52752), (1256, 51870), (1330, 48984), (1365, 47728), (1456, 44745), (1482, 43960), (1520, 42861), (1560, 41762), (1570, 41496), (1596, 40820), (1680, 38779), (1729, 37680), (1820, 35796), (1884, 34580), (1976, 32970), (1995, 32656), (2041, 31920), (2128, 30615), (2184, 29830), (2198, 29640), (2280, 28574), (2355, 27664), (2470, 26376), (2512, 25935), (2660, 24492), (2730, 23864), (2964, 21980), (2983, 21840), (3120, 20881), (3140, 20748), (3192, 20410), (3297, 19760), (3458, 18840), (3640, 17898), (3705, 17584), (3768, 17290), (3952, 16485), (3990, 16328), (4082, 15960), (4368, 14915), (4396, 14820), (4560, 14287), (4710, 13832), (4940, 13188), (5187, 12560), (5320, 12246), (5460, 11932), (5495, 11856), (5928, 10990), (5966, 10920), (6123, 10640), (6280, 10374), (6384, 10205), (6594, 9880), (6916, 9420), (7280, 8949), (7410, 8792), (7536, 8645), (7980, 8164)]