139710180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2423}}^1$

素因数の和:2497

約数の個数: 72

約数和(自身を含む): 404381376

約数和(自身を除く): 264671196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2423, 2883, 3844, 4805, 4846, 5766, 7269, 9610, 9692, 11532, 12115, 14415, 14538, 19220, 24230, 28830, 29076, 36345, 48460, 57660, 72690, 75113, 145380, 150226, 225339, 300452, 375565, 450678, 751130, 901356, 1126695, 1502260, 2253390, 2328503, 4506780, 4657006, 6985509, 9314012, 11642515, 13971018, 23285030, 27942036, 34927545, 46570060, 69855090, 139710180]

約数ペア:

[(1, 139710180), (2, 69855090), (3, 46570060), (4, 34927545), (5, 27942036), (6, 23285030), (10, 13971018), (12, 11642515), (15, 9314012), (20, 6985509), (30, 4657006), (31, 4506780), (60, 2328503), (62, 2253390), (93, 1502260), (124, 1126695), (155, 901356), (186, 751130), (310, 450678), (372, 375565), (465, 300452), (620, 225339), (930, 150226), (961, 145380), (1860, 75113), (1922, 72690), (2423, 57660), (2883, 48460), (3844, 36345), (4805, 29076), (4846, 28830), (5766, 24230), (7269, 19220), (9610, 14538), (9692, 14415), (11532, 12115)]