145039020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{49333}}^1$

素因数の和:49359

約数の個数: 72

約数和(自身を含む): 472422384

約数和(自身を除く): 327383364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 49333, 98666, 147999, 197332, 246665, 295998, 345331, 493330, 591996, 690662, 739995, 986660, 1035993, 1381324, 1479990, 1726655, 2071986, 2417317, 2959980, 3453310, 4143972, 4834634, 5179965, 6906620, 7251951, 9669268, 10359930, 12086585, 14503902, 20719860, 24173170, 29007804, 36259755, 48346340, 72519510, 145039020]

約数ペア:

[(1, 145039020), (2, 72519510), (3, 48346340), (4, 36259755), (5, 29007804), (6, 24173170), (7, 20719860), (10, 14503902), (12, 12086585), (14, 10359930), (15, 9669268), (20, 7251951), (21, 6906620), (28, 5179965), (30, 4834634), (35, 4143972), (42, 3453310), (49, 2959980), (60, 2417317), (70, 2071986), (84, 1726655), (98, 1479990), (105, 1381324), (140, 1035993), (147, 986660), (196, 739995), (210, 690662), (245, 591996), (294, 493330), (420, 345331), (490, 295998), (588, 246665), (735, 197332), (980, 147999), (1470, 98666), (2940, 49333)]