68519640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 245583360

約数和(自身を除く): 177063720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 271, 280, 294, 301, 344, 392, 420, 430, 490, 516, 542, 588, 602, 645, 735, 813, 840, 860, 903, 980, 1032, 1084, 1176, 1204, 1290, 1355, 1470, 1505, 1626, 1720, 1806, 1897, 1960, 2107, 2168, 2408, 2580, 2710, 2940, 3010, 3252, 3612, 3794, 4065, 4214, 4515, 5160, 5420, 5691, 5880, 6020, 6321, 6504, 7224, 7588, 8130, 8428, 9030, 9485, 10535, 10840, 11382, 11653, 12040, 12642, 13279, 15176, 16260, 16856, 18060, 18970, 21070, 22764, 23306, 25284, 26558, 28455, 31605, 32520, 34959, 36120, 37940, 39837, 42140, 45528, 46612, 50568, 53116, 56910, 58265, 63210, 66395, 69918, 75880, 79674, 81571, 84280, 93224, 106232, 113820, 116530, 126420, 132790, 139836, 159348, 163142, 174795, 199185, 227640, 233060, 244713, 252840, 265580, 279672, 318696, 326284, 349590, 398370, 407855, 466120, 489426, 531160, 570997, 652568, 699180, 796740, 815710, 978852, 1141994, 1223565, 1398360, 1593480, 1631420, 1712991, 1957704, 2283988, 2447130, 2854985, 3262840, 3425982, 4567976, 4894260, 5709970, 6851964, 8564955, 9788520, 11419940, 13703928, 17129910, 22839880, 34259820, 68519640]

約数ペア:

[(1, 68519640), (2, 34259820), (3, 22839880), (4, 17129910), (5, 13703928), (6, 11419940), (7, 9788520), (8, 8564955), (10, 6851964), (12, 5709970), (14, 4894260), (15, 4567976), (20, 3425982), (21, 3262840), (24, 2854985), (28, 2447130), (30, 2283988), (35, 1957704), (40, 1712991), (42, 1631420), (43, 1593480), (49, 1398360), (56, 1223565), (60, 1141994), (70, 978852), (84, 815710), (86, 796740), (98, 699180), (105, 652568), (120, 570997), (129, 531160), (140, 489426), (147, 466120), (168, 407855), (172, 398370), (196, 349590), (210, 326284), (215, 318696), (245, 279672), (258, 265580), (271, 252840), (280, 244713), (294, 233060), (301, 227640), (344, 199185), (392, 174795), (420, 163142), (430, 159348), (490, 139836), (516, 132790), (542, 126420), (588, 116530), (602, 113820), (645, 106232), (735, 93224), (813, 84280), (840, 81571), (860, 79674), (903, 75880), (980, 69918), (1032, 66395), (1084, 63210), (1176, 58265), (1204, 56910), (1290, 53116), (1355, 50568), (1470, 46612), (1505, 45528), (1626, 42140), (1720, 39837), (1806, 37940), (1897, 36120), (1960, 34959), (2107, 32520), (2168, 31605), (2408, 28455), (2580, 26558), (2710, 25284), (2940, 23306), (3010, 22764), (3252, 21070), (3612, 18970), (3794, 18060), (4065, 16856), (4214, 16260), (4515, 15176), (5160, 13279), (5420, 12642), (5691, 12040), (5880, 11653), (6020, 11382), (6321, 10840), (6504, 10535), (7224, 9485), (7588, 9030), (8130, 8428)]