131039160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 451768320

約数和(自身を除く): 320729160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 420, 514, 607, 771, 840, 1028, 1214, 1285, 1542, 1799, 1821, 2056, 2428, 2570, 3035, 3084, 3598, 3642, 3855, 4249, 4856, 5140, 5397, 6070, 6168, 7196, 7284, 7710, 8498, 8995, 9105, 10280, 10794, 12140, 12747, 14392, 14568, 15420, 16996, 17990, 18210, 21245, 21588, 24280, 25494, 26985, 30840, 33992, 35980, 36420, 42490, 43176, 50988, 53970, 63735, 71960, 72840, 84980, 101976, 107940, 127470, 155999, 169960, 215880, 254940, 311998, 467997, 509880, 623996, 779995, 935994, 1091993, 1247992, 1559990, 1871988, 2183986, 2339985, 3119980, 3275979, 3743976, 4367972, 4679970, 5459965, 6239960, 6551958, 8735944, 9359940, 10919930, 13103916, 16379895, 18719880, 21839860, 26207832, 32759790, 43679720, 65519580, 131039160]

約数ペア:

[(1, 131039160), (2, 65519580), (3, 43679720), (4, 32759790), (5, 26207832), (6, 21839860), (7, 18719880), (8, 16379895), (10, 13103916), (12, 10919930), (14, 9359940), (15, 8735944), (20, 6551958), (21, 6239960), (24, 5459965), (28, 4679970), (30, 4367972), (35, 3743976), (40, 3275979), (42, 3119980), (56, 2339985), (60, 2183986), (70, 1871988), (84, 1559990), (105, 1247992), (120, 1091993), (140, 935994), (168, 779995), (210, 623996), (257, 509880), (280, 467997), (420, 311998), (514, 254940), (607, 215880), (771, 169960), (840, 155999), (1028, 127470), (1214, 107940), (1285, 101976), (1542, 84980), (1799, 72840), (1821, 71960), (2056, 63735), (2428, 53970), (2570, 50988), (3035, 43176), (3084, 42490), (3598, 36420), (3642, 35980), (3855, 33992), (4249, 30840), (4856, 26985), (5140, 25494), (5397, 24280), (6070, 21588), (6168, 21245), (7196, 18210), (7284, 17990), (7710, 16996), (8498, 15420), (8995, 14568), (9105, 14392), (10280, 12747), (10794, 12140)]