65421720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2034

約数の個数: 192

約数和(自身を含む): 261817920

約数和(自身を除く): 196396200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 1997, 2184, 2340, 2520, 2730, 3276, 3640, 3994, 4095, 4680, 5460, 5991, 6552, 7988, 8190, 9985, 10920, 11982, 13979, 15976, 16380, 17973, 19970, 23964, 25961, 27958, 29955, 32760, 35946, 39940, 41937, 47928, 51922, 55916, 59910, 69895, 71892, 77883, 79880, 83874, 89865, 103844, 111832, 119820, 125811, 129805, 139790, 143784, 155766, 167748, 179730, 181727, 207688, 209685, 233649, 239640, 251622, 259610, 279580, 311532, 335496, 359460, 363454, 389415, 419370, 467298, 503244, 519220, 545181, 559160, 623064, 629055, 718920, 726908, 778830, 838740, 908635, 934596, 1006488, 1038440, 1090362, 1168245, 1258110, 1453816, 1557660, 1635543, 1677480, 1817270, 1869192, 2180724, 2336490, 2516220, 2725905, 3115320, 3271086, 3634540, 4361448, 4672980, 5032440, 5451810, 6542172, 7269080, 8177715, 9345960, 10903620, 13084344, 16355430, 21807240, 32710860, 65421720]

約数ペア:

[(1, 65421720), (2, 32710860), (3, 21807240), (4, 16355430), (5, 13084344), (6, 10903620), (7, 9345960), (8, 8177715), (9, 7269080), (10, 6542172), (12, 5451810), (13, 5032440), (14, 4672980), (15, 4361448), (18, 3634540), (20, 3271086), (21, 3115320), (24, 2725905), (26, 2516220), (28, 2336490), (30, 2180724), (35, 1869192), (36, 1817270), (39, 1677480), (40, 1635543), (42, 1557660), (45, 1453816), (52, 1258110), (56, 1168245), (60, 1090362), (63, 1038440), (65, 1006488), (70, 934596), (72, 908635), (78, 838740), (84, 778830), (90, 726908), (91, 718920), (104, 629055), (105, 623064), (117, 559160), (120, 545181), (126, 519220), (130, 503244), (140, 467298), (156, 419370), (168, 389415), (180, 363454), (182, 359460), (195, 335496), (210, 311532), (234, 279580), (252, 259610), (260, 251622), (273, 239640), (280, 233649), (312, 209685), (315, 207688), (360, 181727), (364, 179730), (390, 167748), (420, 155766), (455, 143784), (468, 139790), (504, 129805), (520, 125811), (546, 119820), (585, 111832), (630, 103844), (728, 89865), (780, 83874), (819, 79880), (840, 77883), (910, 71892), (936, 69895), (1092, 59910), (1170, 55916), (1260, 51922), (1365, 47928), (1560, 41937), (1638, 39940), (1820, 35946), (1997, 32760), (2184, 29955), (2340, 27958), (2520, 25961), (2730, 23964), (3276, 19970), (3640, 17973), (3994, 16380), (4095, 15976), (4680, 13979), (5460, 11982), (5991, 10920), (6552, 9985), (7988, 8190)]