66811680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 288

約数和(自身を含む): 254270016

約数和(自身を除く): 187458336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 83, 86, 90, 96, 104, 117, 120, 129, 130, 144, 156, 160, 166, 172, 180, 195, 208, 215, 234, 240, 249, 258, 260, 288, 312, 332, 344, 360, 387, 390, 415, 416, 430, 468, 480, 498, 516, 520, 559, 585, 624, 645, 664, 688, 720, 747, 774, 780, 830, 860, 936, 996, 1032, 1040, 1079, 1118, 1170, 1245, 1248, 1290, 1328, 1376, 1440, 1494, 1548, 1560, 1660, 1677, 1720, 1872, 1935, 1992, 2064, 2080, 2158, 2236, 2340, 2490, 2580, 2656, 2795, 2988, 3096, 3120, 3237, 3320, 3354, 3440, 3569, 3735, 3744, 3870, 3984, 4128, 4316, 4472, 4680, 4980, 5031, 5160, 5395, 5590, 5976, 6192, 6240, 6474, 6640, 6708, 6880, 7138, 7470, 7740, 7968, 8385, 8632, 8944, 9360, 9711, 9960, 10062, 10320, 10707, 10790, 11180, 11952, 12384, 12948, 13280, 13416, 14276, 14940, 15480, 16185, 16770, 17264, 17845, 17888, 18720, 19422, 19920, 20124, 20640, 21414, 21580, 22360, 23904, 25155, 25896, 26832, 28552, 29880, 30960, 32121, 32370, 33540, 34528, 35690, 38844, 39840, 40248, 42828, 43160, 44720, 46397, 48555, 50310, 51792, 53535, 53664, 57104, 59760, 61920, 64242, 64740, 67080, 71380, 77688, 80496, 85656, 86320, 89440, 92794, 97110, 100620, 103584, 107070, 114208, 119520, 128484, 129480, 134160, 139191, 142760, 155376, 160605, 160992, 171312, 172640, 185588, 194220, 201240, 214140, 231985, 256968, 258960, 268320, 278382, 285520, 310752, 321210, 342624, 371176, 388440, 402480, 417573, 428280, 463970, 513936, 517920, 556764, 571040, 642420, 695955, 742352, 776880, 804960, 835146, 856560, 927940, 1027872, 1113528, 1284840, 1391910, 1484704, 1553760, 1670292, 1713120, 1855880, 2087865, 2227056, 2569680, 2783820, 3340584, 3711760, 4175730, 4454112, 5139360, 5567640, 6681168, 7423520, 8351460, 11135280, 13362336, 16702920, 22270560, 33405840, 66811680]

約数ペア:

[(1, 66811680), (2, 33405840), (3, 22270560), (4, 16702920), (5, 13362336), (6, 11135280), (8, 8351460), (9, 7423520), (10, 6681168), (12, 5567640), (13, 5139360), (15, 4454112), (16, 4175730), (18, 3711760), (20, 3340584), (24, 2783820), (26, 2569680), (30, 2227056), (32, 2087865), (36, 1855880), (39, 1713120), (40, 1670292), (43, 1553760), (45, 1484704), (48, 1391910), (52, 1284840), (60, 1113528), (65, 1027872), (72, 927940), (78, 856560), (80, 835146), (83, 804960), (86, 776880), (90, 742352), (96, 695955), (104, 642420), (117, 571040), (120, 556764), (129, 517920), (130, 513936), (144, 463970), (156, 428280), (160, 417573), (166, 402480), (172, 388440), (180, 371176), (195, 342624), (208, 321210), (215, 310752), (234, 285520), (240, 278382), (249, 268320), (258, 258960), (260, 256968), (288, 231985), (312, 214140), (332, 201240), (344, 194220), (360, 185588), (387, 172640), (390, 171312), (415, 160992), (416, 160605), (430, 155376), (468, 142760), (480, 139191), (498, 134160), (516, 129480), (520, 128484), (559, 119520), (585, 114208), (624, 107070), (645, 103584), (664, 100620), (688, 97110), (720, 92794), (747, 89440), (774, 86320), (780, 85656), (830, 80496), (860, 77688), (936, 71380), (996, 67080), (1032, 64740), (1040, 64242), (1079, 61920), (1118, 59760), (1170, 57104), (1245, 53664), (1248, 53535), (1290, 51792), (1328, 50310), (1376, 48555), (1440, 46397), (1494, 44720), (1548, 43160), (1560, 42828), (1660, 40248), (1677, 39840), (1720, 38844), (1872, 35690), (1935, 34528), (1992, 33540), (2064, 32370), (2080, 32121), (2158, 30960), (2236, 29880), (2340, 28552), (2490, 26832), (2580, 25896), (2656, 25155), (2795, 23904), (2988, 22360), (3096, 21580), (3120, 21414), (3237, 20640), (3320, 20124), (3354, 19920), (3440, 19422), (3569, 18720), (3735, 17888), (3744, 17845), (3870, 17264), (3984, 16770), (4128, 16185), (4316, 15480), (4472, 14940), (4680, 14276), (4980, 13416), (5031, 13280), (5160, 12948), (5395, 12384), (5590, 11952), (5976, 11180), (6192, 10790), (6240, 10707), (6474, 10320), (6640, 10062), (6708, 9960), (6880, 9711), (7138, 9360), (7470, 8944), (7740, 8632), (7968, 8385)]