71819280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7673}}^1$

素因数の和:7705

約数の個数: 120

約数和(自身を含む): 259780248

約数和(自身を除く): 187960968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 7673, 9360, 15346, 23019, 30692, 38365, 46038, 61384, 69057, 76730, 92076, 99749, 115095, 122768, 138114, 153460, 184152, 199498, 230190, 276228, 299247, 306920, 345285, 368304, 398996, 460380, 498745, 552456, 598494, 613840, 690570, 797992, 897741, 920760, 997490, 1104912, 1196988, 1381140, 1496235, 1595984, 1795482, 1841520, 1994980, 2393976, 2762280, 2992470, 3590964, 3989960, 4488705, 4787952, 5524560, 5984940, 7181928, 7979920, 8977410, 11969880, 14363856, 17954820, 23939760, 35909640, 71819280]

約数ペア:

[(1, 71819280), (2, 35909640), (3, 23939760), (4, 17954820), (5, 14363856), (6, 11969880), (8, 8977410), (9, 7979920), (10, 7181928), (12, 5984940), (13, 5524560), (15, 4787952), (16, 4488705), (18, 3989960), (20, 3590964), (24, 2992470), (26, 2762280), (30, 2393976), (36, 1994980), (39, 1841520), (40, 1795482), (45, 1595984), (48, 1496235), (52, 1381140), (60, 1196988), (65, 1104912), (72, 997490), (78, 920760), (80, 897741), (90, 797992), (104, 690570), (117, 613840), (120, 598494), (130, 552456), (144, 498745), (156, 460380), (180, 398996), (195, 368304), (208, 345285), (234, 306920), (240, 299247), (260, 276228), (312, 230190), (360, 199498), (390, 184152), (468, 153460), (520, 138114), (585, 122768), (624, 115095), (720, 99749), (780, 92076), (936, 76730), (1040, 69057), (1170, 61384), (1560, 46038), (1872, 38365), (2340, 30692), (3120, 23019), (4680, 15346), (7673, 9360)]