161011920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16363}}^1$

素因数の和:16420

約数の個数: 80

約数和(自身を含む): 511342272

約数和(自身を除く): 350330352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 16363, 32726, 49089, 65452, 81815, 98178, 130904, 163630, 196356, 245445, 261808, 327260, 392712, 490890, 654520, 670883, 785424, 981780, 1309040, 1341766, 1963560, 2012649, 2683532, 3354415, 3927120, 4025298, 5367064, 6708830, 8050596, 10063245, 10734128, 13417660, 16101192, 20126490, 26835320, 32202384, 40252980, 53670640, 80505960, 161011920]

約数ペア:

[(1, 161011920), (2, 80505960), (3, 53670640), (4, 40252980), (5, 32202384), (6, 26835320), (8, 20126490), (10, 16101192), (12, 13417660), (15, 10734128), (16, 10063245), (20, 8050596), (24, 6708830), (30, 5367064), (40, 4025298), (41, 3927120), (48, 3354415), (60, 2683532), (80, 2012649), (82, 1963560), (120, 1341766), (123, 1309040), (164, 981780), (205, 785424), (240, 670883), (246, 654520), (328, 490890), (410, 392712), (492, 327260), (615, 261808), (656, 245445), (820, 196356), (984, 163630), (1230, 130904), (1640, 98178), (1968, 81815), (2460, 65452), (3280, 49089), (4920, 32726), (9840, 16363)]