178652520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1993}}^1$

素因数の和:2096

約数の個数: 128

約数和(自身を含む): 602985600

約数和(自身を除く): 424333080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 249, 270, 332, 360, 415, 498, 540, 664, 747, 830, 996, 1080, 1245, 1494, 1660, 1992, 1993, 2241, 2490, 2988, 3320, 3735, 3986, 4482, 4980, 5976, 5979, 7470, 7972, 8964, 9960, 9965, 11205, 11958, 14940, 15944, 17928, 17937, 19930, 22410, 23916, 29880, 29895, 35874, 39860, 44820, 47832, 53811, 59790, 71748, 79720, 89640, 89685, 107622, 119580, 143496, 165419, 179370, 215244, 239160, 269055, 330838, 358740, 430488, 496257, 538110, 661676, 717480, 827095, 992514, 1076220, 1323352, 1488771, 1654190, 1985028, 2152440, 2481285, 2977542, 3308380, 3970056, 4466313, 4962570, 5955084, 6616760, 7443855, 8932626, 9925140, 11910168, 14887710, 17865252, 19850280, 22331565, 29775420, 35730504, 44663130, 59550840, 89326260, 178652520]

約数ペア:

[(1, 178652520), (2, 89326260), (3, 59550840), (4, 44663130), (5, 35730504), (6, 29775420), (8, 22331565), (9, 19850280), (10, 17865252), (12, 14887710), (15, 11910168), (18, 9925140), (20, 8932626), (24, 7443855), (27, 6616760), (30, 5955084), (36, 4962570), (40, 4466313), (45, 3970056), (54, 3308380), (60, 2977542), (72, 2481285), (83, 2152440), (90, 1985028), (108, 1654190), (120, 1488771), (135, 1323352), (166, 1076220), (180, 992514), (216, 827095), (249, 717480), (270, 661676), (332, 538110), (360, 496257), (415, 430488), (498, 358740), (540, 330838), (664, 269055), (747, 239160), (830, 215244), (996, 179370), (1080, 165419), (1245, 143496), (1494, 119580), (1660, 107622), (1992, 89685), (1993, 89640), (2241, 79720), (2490, 71748), (2988, 59790), (3320, 53811), (3735, 47832), (3986, 44820), (4482, 39860), (4980, 35874), (5976, 29895), (5979, 29880), (7470, 23916), (7972, 22410), (8964, 19930), (9960, 17937), (9965, 17928), (11205, 15944), (11958, 14940)]