121890120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:995

約数の個数: 128

約数和(自身を含む): 403107840

約数和(自身を除く): 281217720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 107, 110, 120, 132, 165, 214, 220, 264, 321, 330, 428, 440, 535, 642, 660, 856, 863, 1070, 1177, 1284, 1320, 1605, 1726, 2140, 2354, 2568, 2589, 3210, 3452, 3531, 4280, 4315, 4708, 5178, 5885, 6420, 6904, 7062, 8630, 9416, 9493, 10356, 11770, 12840, 12945, 14124, 17260, 17655, 18986, 20712, 23540, 25890, 28248, 28479, 34520, 35310, 37972, 47080, 47465, 51780, 56958, 70620, 75944, 92341, 94930, 103560, 113916, 141240, 142395, 184682, 189860, 227832, 277023, 284790, 369364, 379720, 461705, 554046, 569580, 738728, 923410, 1015751, 1108092, 1139160, 1385115, 1846820, 2031502, 2216184, 2770230, 3047253, 3693640, 4063004, 5078755, 5540460, 6094506, 8126008, 10157510, 11080920, 12189012, 15236265, 20315020, 24378024, 30472530, 40630040, 60945060, 121890120]

約数ペア:

[(1, 121890120), (2, 60945060), (3, 40630040), (4, 30472530), (5, 24378024), (6, 20315020), (8, 15236265), (10, 12189012), (11, 11080920), (12, 10157510), (15, 8126008), (20, 6094506), (22, 5540460), (24, 5078755), (30, 4063004), (33, 3693640), (40, 3047253), (44, 2770230), (55, 2216184), (60, 2031502), (66, 1846820), (88, 1385115), (107, 1139160), (110, 1108092), (120, 1015751), (132, 923410), (165, 738728), (214, 569580), (220, 554046), (264, 461705), (321, 379720), (330, 369364), (428, 284790), (440, 277023), (535, 227832), (642, 189860), (660, 184682), (856, 142395), (863, 141240), (1070, 113916), (1177, 103560), (1284, 94930), (1320, 92341), (1605, 75944), (1726, 70620), (2140, 56958), (2354, 51780), (2568, 47465), (2589, 47080), (3210, 37972), (3452, 35310), (3531, 34520), (4280, 28479), (4315, 28248), (4708, 25890), (5178, 23540), (5885, 20712), (6420, 18986), (6904, 17655), (7062, 17260), (8630, 14124), (9416, 12945), (9493, 12840), (10356, 11770)]