68399760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 160

約数和(自身を含む): 249234048

約数和(自身を除く): 180834288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 1993, 2145, 2288, 2640, 2860, 3120, 3432, 3986, 4290, 5720, 5979, 6864, 7972, 8580, 9965, 11440, 11958, 15944, 17160, 19930, 21923, 23916, 25909, 29895, 31888, 34320, 39860, 43846, 47832, 51818, 59790, 65769, 77727, 79720, 87692, 95664, 103636, 109615, 119580, 129545, 131538, 155454, 159440, 175384, 207272, 219230, 239160, 259090, 263076, 284999, 310908, 328845, 350768, 388635, 414544, 438460, 478320, 518180, 526152, 569998, 621816, 657690, 777270, 854997, 876920, 1036360, 1052304, 1139996, 1243632, 1315380, 1424995, 1554540, 1709994, 1753840, 2072720, 2279992, 2630760, 2849990, 3109080, 3419988, 4274985, 4559984, 5261520, 5699980, 6218160, 6839976, 8549970, 11399960, 13679952, 17099940, 22799920, 34199880, 68399760]

約数ペア:

[(1, 68399760), (2, 34199880), (3, 22799920), (4, 17099940), (5, 13679952), (6, 11399960), (8, 8549970), (10, 6839976), (11, 6218160), (12, 5699980), (13, 5261520), (15, 4559984), (16, 4274985), (20, 3419988), (22, 3109080), (24, 2849990), (26, 2630760), (30, 2279992), (33, 2072720), (39, 1753840), (40, 1709994), (44, 1554540), (48, 1424995), (52, 1315380), (55, 1243632), (60, 1139996), (65, 1052304), (66, 1036360), (78, 876920), (80, 854997), (88, 777270), (104, 657690), (110, 621816), (120, 569998), (130, 526152), (132, 518180), (143, 478320), (156, 438460), (165, 414544), (176, 388635), (195, 350768), (208, 328845), (220, 310908), (240, 284999), (260, 263076), (264, 259090), (286, 239160), (312, 219230), (330, 207272), (390, 175384), (429, 159440), (440, 155454), (520, 131538), (528, 129545), (572, 119580), (624, 109615), (660, 103636), (715, 95664), (780, 87692), (858, 79720), (880, 77727), (1040, 65769), (1144, 59790), (1320, 51818), (1430, 47832), (1560, 43846), (1716, 39860), (1993, 34320), (2145, 31888), (2288, 29895), (2640, 25909), (2860, 23916), (3120, 21923), (3432, 19930), (3986, 17160), (4290, 15944), (5720, 11958), (5979, 11440), (6864, 9965), (7972, 8580)]