7838040

素因数分解:

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

素因数の和:102

約数の個数: 192

約数和(自身を含む): 28892160

約数和(自身を除く): 21054120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 43, 49, 56, 60, 62, 70, 84, 86, 93, 98, 105, 120, 124, 129, 140, 147, 155, 168, 172, 186, 196, 210, 215, 217, 245, 248, 258, 280, 294, 301, 310, 344, 372, 392, 420, 430, 434, 465, 490, 516, 588, 602, 620, 645, 651, 735, 744, 840, 860, 868, 903, 930, 980, 1032, 1085, 1176, 1204, 1240, 1290, 1302, 1333, 1470, 1505, 1519, 1720, 1736, 1806, 1860, 1960, 2107, 2170, 2408, 2580, 2604, 2666, 2940, 3010, 3038, 3255, 3612, 3720, 3999, 4214, 4340, 4515, 4557, 5160, 5208, 5332, 5880, 6020, 6076, 6321, 6510, 6665, 7224, 7595, 7998, 8428, 8680, 9030, 9114, 9331, 10535, 10664, 12040, 12152, 12642, 13020, 13330, 15190, 15996, 16856, 18060, 18228, 18662, 19995, 21070, 22785, 25284, 26040, 26660, 27993, 30380, 31605, 31992, 36120, 36456, 37324, 39990, 42140, 45570, 46655, 50568, 53320, 55986, 60760, 63210, 65317, 74648, 79980, 84280, 91140, 93310, 111972, 126420, 130634, 139965, 159960, 182280, 186620, 195951, 223944, 252840, 261268, 279930, 326585, 373240, 391902, 522536, 559860, 653170, 783804, 979755, 1119720, 1306340, 1567608, 1959510, 2612680, 3919020, 7838040]

約数ペア:

[(1, 7838040), (2, 3919020), (3, 2612680), (4, 1959510), (5, 1567608), (6, 1306340), (7, 1119720), (8, 979755), (10, 783804), (12, 653170), (14, 559860), (15, 522536), (20, 391902), (21, 373240), (24, 326585), (28, 279930), (30, 261268), (31, 252840), (35, 223944), (40, 195951), (42, 186620), (43, 182280), (49, 159960), (56, 139965), (60, 130634), (62, 126420), (70, 111972), (84, 93310), (86, 91140), (93, 84280), (98, 79980), (105, 74648), (120, 65317), (124, 63210), (129, 60760), (140, 55986), (147, 53320), (155, 50568), (168, 46655), (172, 45570), (186, 42140), (196, 39990), (210, 37324), (215, 36456), (217, 36120), (245, 31992), (248, 31605), (258, 30380), (280, 27993), (294, 26660), (301, 26040), (310, 25284), (344, 22785), (372, 21070), (392, 19995), (420, 18662), (430, 18228), (434, 18060), (465, 16856), (490, 15996), (516, 15190), (588, 13330), (602, 13020), (620, 12642), (645, 12152), (651, 12040), (735, 10664), (744, 10535), (840, 9331), (860, 9114), (868, 9030), (903, 8680), (930, 8428), (980, 7998), (1032, 7595), (1085, 7224), (1176, 6665), (1204, 6510), (1240, 6321), (1290, 6076), (1302, 6020), (1333, 5880), (1470, 5332), (1505, 5208), (1519, 5160), (1720, 4557), (1736, 4515), (1806, 4340), (1860, 4214), (1960, 3999), (2107, 3720), (2170, 3612), (2408, 3255), (2580, 3038), (2604, 3010), (2666, 2940)]