306954880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25243}}^1$

素因数の和:25281

約数の個数: 64

約数和(自身を含む): 772466400

約数和(自身を除く): 465511520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 25243, 50486, 100972, 126215, 201944, 252430, 403888, 479617, 504860, 807776, 959234, 1009720, 1615552, 1918468, 2019440, 2398085, 3231104, 3836936, 4038880, 4796170, 7673872, 8077760, 9592340, 15347744, 16155520, 19184680, 30695488, 38369360, 61390976, 76738720, 153477440, 306954880]

約数ペア:

[(1, 306954880), (2, 153477440), (4, 76738720), (5, 61390976), (8, 38369360), (10, 30695488), (16, 19184680), (19, 16155520), (20, 15347744), (32, 9592340), (38, 8077760), (40, 7673872), (64, 4796170), (76, 4038880), (80, 3836936), (95, 3231104), (128, 2398085), (152, 2019440), (160, 1918468), (190, 1615552), (304, 1009720), (320, 959234), (380, 807776), (608, 504860), (640, 479617), (760, 403888), (1216, 252430), (1520, 201944), (2432, 126215), (3040, 100972), (6080, 50486), (12160, 25243)]