138855360

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20663}}^1$

素因数の和:20690

約数の個数: 112

約数和(自身を含む): 503870976

約数和(自身を除く): 365015616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20663, 41326, 61989, 82652, 103315, 123978, 144641, 165304, 206630, 247956, 289282, 309945, 330608, 413260, 433923, 495912, 578564, 619890, 661216, 723205, 826520, 867846, 991824, 1157128, 1239780, 1322432, 1446410, 1653040, 1735692, 1983648, 2169615, 2314256, 2479560, 2892820, 3306080, 3471384, 3967296, 4339230, 4628512, 4959120, 5785640, 6612160, 6942768, 8678460, 9257024, 9918240, 11571280, 13885536, 17356920, 19836480, 23142560, 27771072, 34713840, 46285120, 69427680, 138855360]

約数ペア:

[(1, 138855360), (2, 69427680), (3, 46285120), (4, 34713840), (5, 27771072), (6, 23142560), (7, 19836480), (8, 17356920), (10, 13885536), (12, 11571280), (14, 9918240), (15, 9257024), (16, 8678460), (20, 6942768), (21, 6612160), (24, 5785640), (28, 4959120), (30, 4628512), (32, 4339230), (35, 3967296), (40, 3471384), (42, 3306080), (48, 2892820), (56, 2479560), (60, 2314256), (64, 2169615), (70, 1983648), (80, 1735692), (84, 1653040), (96, 1446410), (105, 1322432), (112, 1239780), (120, 1157128), (140, 991824), (160, 867846), (168, 826520), (192, 723205), (210, 661216), (224, 619890), (240, 578564), (280, 495912), (320, 433923), (336, 413260), (420, 330608), (448, 309945), (480, 289282), (560, 247956), (672, 206630), (840, 165304), (960, 144641), (1120, 123978), (1344, 103315), (1680, 82652), (2240, 61989), (3360, 41326), (6720, 20663)]