161692160

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1326

約数の個数: 120

約数和(自身を含む): 451327140

約数和(自身を除く): 289634980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1289, 1568, 1792, 1960, 2240, 2560, 2578, 3136, 3584, 3920, 4480, 5156, 6272, 6445, 7840, 8960, 9023, 10312, 12544, 12890, 15680, 17920, 18046, 20624, 25088, 25780, 31360, 36092, 41248, 45115, 51560, 62720, 63161, 72184, 82496, 90230, 103120, 125440, 126322, 144368, 164992, 180460, 206240, 252644, 288736, 315805, 329984, 360920, 412480, 505288, 577472, 631610, 659968, 721840, 824960, 1010576, 1154944, 1263220, 1443680, 1649920, 2021152, 2309888, 2526440, 2887360, 3299840, 4042304, 4619776, 5052880, 5774720, 8084608, 10105760, 11549440, 16169216, 20211520, 23098880, 32338432, 40423040, 80846080, 161692160]

約数ペア:

[(1, 161692160), (2, 80846080), (4, 40423040), (5, 32338432), (7, 23098880), (8, 20211520), (10, 16169216), (14, 11549440), (16, 10105760), (20, 8084608), (28, 5774720), (32, 5052880), (35, 4619776), (40, 4042304), (49, 3299840), (56, 2887360), (64, 2526440), (70, 2309888), (80, 2021152), (98, 1649920), (112, 1443680), (128, 1263220), (140, 1154944), (160, 1010576), (196, 824960), (224, 721840), (245, 659968), (256, 631610), (280, 577472), (320, 505288), (392, 412480), (448, 360920), (490, 329984), (512, 315805), (560, 288736), (640, 252644), (784, 206240), (896, 180460), (980, 164992), (1120, 144368), (1280, 126322), (1289, 125440), (1568, 103120), (1792, 90230), (1960, 82496), (2240, 72184), (2560, 63161), (2578, 62720), (3136, 51560), (3584, 45115), (3920, 41248), (4480, 36092), (5156, 31360), (6272, 25780), (6445, 25088), (7840, 20624), (8960, 18046), (9023, 17920), (10312, 15680), (12544, 12890)]