3919020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 13483008

約数和(自身を除く): 9563988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 43, 49, 60, 62, 70, 84, 86, 93, 98, 105, 124, 129, 140, 147, 155, 172, 186, 196, 210, 215, 217, 245, 258, 294, 301, 310, 372, 420, 430, 434, 465, 490, 516, 588, 602, 620, 645, 651, 735, 860, 868, 903, 930, 980, 1085, 1204, 1290, 1302, 1333, 1470, 1505, 1519, 1806, 1860, 2107, 2170, 2580, 2604, 2666, 2940, 3010, 3038, 3255, 3612, 3999, 4214, 4340, 4515, 4557, 5332, 6020, 6076, 6321, 6510, 6665, 7595, 7998, 8428, 9030, 9114, 9331, 10535, 12642, 13020, 13330, 15190, 15996, 18060, 18228, 18662, 19995, 21070, 22785, 25284, 26660, 27993, 30380, 31605, 37324, 39990, 42140, 45570, 46655, 55986, 63210, 65317, 79980, 91140, 93310, 111972, 126420, 130634, 139965, 186620, 195951, 261268, 279930, 326585, 391902, 559860, 653170, 783804, 979755, 1306340, 1959510, 3919020]

約数ペア:

[(1, 3919020), (2, 1959510), (3, 1306340), (4, 979755), (5, 783804), (6, 653170), (7, 559860), (10, 391902), (12, 326585), (14, 279930), (15, 261268), (20, 195951), (21, 186620), (28, 139965), (30, 130634), (31, 126420), (35, 111972), (42, 93310), (43, 91140), (49, 79980), (60, 65317), (62, 63210), (70, 55986), (84, 46655), (86, 45570), (93, 42140), (98, 39990), (105, 37324), (124, 31605), (129, 30380), (140, 27993), (147, 26660), (155, 25284), (172, 22785), (186, 21070), (196, 19995), (210, 18662), (215, 18228), (217, 18060), (245, 15996), (258, 15190), (294, 13330), (301, 13020), (310, 12642), (372, 10535), (420, 9331), (430, 9114), (434, 9030), (465, 8428), (490, 7998), (516, 7595), (588, 6665), (602, 6510), (620, 6321), (645, 6076), (651, 6020), (735, 5332), (860, 4557), (868, 4515), (903, 4340), (930, 4214), (980, 3999), (1085, 3612), (1204, 3255), (1290, 3038), (1302, 3010), (1333, 2940), (1470, 2666), (1505, 2604), (1519, 2580), (1806, 2170), (1860, 2107)]