394519020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 1318281216

約数和(自身を除く): 923762196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 157, 186, 193, 210, 217, 310, 314, 372, 386, 420, 434, 465, 471, 579, 620, 628, 651, 772, 785, 868, 930, 942, 965, 1085, 1099, 1158, 1302, 1351, 1570, 1860, 1884, 1930, 2170, 2198, 2316, 2355, 2604, 2702, 2895, 3140, 3255, 3297, 3860, 4053, 4340, 4396, 4710, 4867, 5404, 5495, 5790, 5983, 6510, 6594, 6755, 8106, 9420, 9734, 10990, 11580, 11966, 13020, 13188, 13510, 14601, 16212, 16485, 17949, 19468, 20265, 21980, 23932, 24335, 27020, 29202, 29915, 30301, 32970, 34069, 35898, 40530, 41881, 48670, 58404, 59830, 60602, 65940, 68138, 71796, 73005, 81060, 83762, 89745, 90903, 97340, 102207, 119660, 121204, 125643, 136276, 146010, 151505, 167524, 170345, 179490, 181806, 204414, 209405, 212107, 251286, 292020, 303010, 340690, 358980, 363612, 408828, 418810, 424214, 454515, 502572, 511035, 606020, 628215, 636321, 681380, 837620, 848428, 909030, 939331, 1022070, 1060535, 1256430, 1272642, 1818060, 1878662, 2044140, 2121070, 2512860, 2545284, 2817993, 3181605, 3757324, 4242140, 4696655, 5635986, 6363210, 6575317, 9393310, 11271972, 12726420, 13150634, 14089965, 18786620, 19725951, 26301268, 28179930, 32876585, 39451902, 56359860, 65753170, 78903804, 98629755, 131506340, 197259510, 394519020]

約数ペア:

[(1, 394519020), (2, 197259510), (3, 131506340), (4, 98629755), (5, 78903804), (6, 65753170), (7, 56359860), (10, 39451902), (12, 32876585), (14, 28179930), (15, 26301268), (20, 19725951), (21, 18786620), (28, 14089965), (30, 13150634), (31, 12726420), (35, 11271972), (42, 9393310), (60, 6575317), (62, 6363210), (70, 5635986), (84, 4696655), (93, 4242140), (105, 3757324), (124, 3181605), (140, 2817993), (155, 2545284), (157, 2512860), (186, 2121070), (193, 2044140), (210, 1878662), (217, 1818060), (310, 1272642), (314, 1256430), (372, 1060535), (386, 1022070), (420, 939331), (434, 909030), (465, 848428), (471, 837620), (579, 681380), (620, 636321), (628, 628215), (651, 606020), (772, 511035), (785, 502572), (868, 454515), (930, 424214), (942, 418810), (965, 408828), (1085, 363612), (1099, 358980), (1158, 340690), (1302, 303010), (1351, 292020), (1570, 251286), (1860, 212107), (1884, 209405), (1930, 204414), (2170, 181806), (2198, 179490), (2316, 170345), (2355, 167524), (2604, 151505), (2702, 146010), (2895, 136276), (3140, 125643), (3255, 121204), (3297, 119660), (3860, 102207), (4053, 97340), (4340, 90903), (4396, 89745), (4710, 83762), (4867, 81060), (5404, 73005), (5495, 71796), (5790, 68138), (5983, 65940), (6510, 60602), (6594, 59830), (6755, 58404), (8106, 48670), (9420, 41881), (9734, 40530), (10990, 35898), (11580, 34069), (11966, 32970), (13020, 30301), (13188, 29915), (13510, 29202), (14601, 27020), (16212, 24335), (16485, 23932), (17949, 21980), (19468, 20265)]