123412860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1364

約数の個数: 144

約数和(自身を含む): 409473792

約数和(自身を除く): 286060932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 612, 620, 765, 930, 1020, 1054, 1116, 1301, 1395, 1530, 1581, 1860, 2108, 2602, 2635, 2790, 3060, 3162, 3903, 4743, 5204, 5270, 5580, 6324, 6505, 7806, 7905, 9486, 10540, 11709, 13010, 15612, 15810, 18972, 19515, 22117, 23418, 23715, 26020, 31620, 39030, 40331, 44234, 46836, 47430, 58545, 66351, 78060, 80662, 88468, 94860, 110585, 117090, 120993, 132702, 161324, 199053, 201655, 221170, 234180, 241986, 265404, 331755, 362979, 398106, 403310, 442340, 483972, 604965, 663510, 685627, 725958, 796212, 806620, 995265, 1209930, 1327020, 1371254, 1451916, 1814895, 1990530, 2056881, 2419860, 2742508, 3428135, 3629790, 3981060, 4113762, 6170643, 6856270, 7259580, 8227524, 10284405, 12341286, 13712540, 20568810, 24682572, 30853215, 41137620, 61706430, 123412860]

約数ペア:

[(1, 123412860), (2, 61706430), (3, 41137620), (4, 30853215), (5, 24682572), (6, 20568810), (9, 13712540), (10, 12341286), (12, 10284405), (15, 8227524), (17, 7259580), (18, 6856270), (20, 6170643), (30, 4113762), (31, 3981060), (34, 3629790), (36, 3428135), (45, 2742508), (51, 2419860), (60, 2056881), (62, 1990530), (68, 1814895), (85, 1451916), (90, 1371254), (93, 1327020), (102, 1209930), (124, 995265), (153, 806620), (155, 796212), (170, 725958), (180, 685627), (186, 663510), (204, 604965), (255, 483972), (279, 442340), (306, 403310), (310, 398106), (340, 362979), (372, 331755), (465, 265404), (510, 241986), (527, 234180), (558, 221170), (612, 201655), (620, 199053), (765, 161324), (930, 132702), (1020, 120993), (1054, 117090), (1116, 110585), (1301, 94860), (1395, 88468), (1530, 80662), (1581, 78060), (1860, 66351), (2108, 58545), (2602, 47430), (2635, 46836), (2790, 44234), (3060, 40331), (3162, 39030), (3903, 31620), (4743, 26020), (5204, 23715), (5270, 23418), (5580, 22117), (6324, 19515), (6505, 18972), (7806, 15810), (7905, 15612), (9486, 13010), (10540, 11709)]