16985640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 59247360

約数和(自身を除く): 42261720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 277, 280, 292, 365, 420, 438, 511, 554, 584, 730, 831, 840, 876, 1022, 1095, 1108, 1385, 1460, 1533, 1662, 1752, 1939, 2044, 2190, 2216, 2555, 2770, 2920, 3066, 3324, 3878, 4088, 4155, 4380, 5110, 5540, 5817, 6132, 6648, 7665, 7756, 8310, 8760, 9695, 10220, 11080, 11634, 12264, 15330, 15512, 16620, 19390, 20221, 20440, 23268, 29085, 30660, 33240, 38780, 40442, 46536, 58170, 60663, 61320, 77560, 80884, 101105, 116340, 121326, 141547, 161768, 202210, 232680, 242652, 283094, 303315, 404420, 424641, 485304, 566188, 606630, 707735, 808840, 849282, 1132376, 1213260, 1415470, 1698564, 2123205, 2426520, 2830940, 3397128, 4246410, 5661880, 8492820, 16985640]

約数ペア:

[(1, 16985640), (2, 8492820), (3, 5661880), (4, 4246410), (5, 3397128), (6, 2830940), (7, 2426520), (8, 2123205), (10, 1698564), (12, 1415470), (14, 1213260), (15, 1132376), (20, 849282), (21, 808840), (24, 707735), (28, 606630), (30, 566188), (35, 485304), (40, 424641), (42, 404420), (56, 303315), (60, 283094), (70, 242652), (73, 232680), (84, 202210), (105, 161768), (120, 141547), (140, 121326), (146, 116340), (168, 101105), (210, 80884), (219, 77560), (277, 61320), (280, 60663), (292, 58170), (365, 46536), (420, 40442), (438, 38780), (511, 33240), (554, 30660), (584, 29085), (730, 23268), (831, 20440), (840, 20221), (876, 19390), (1022, 16620), (1095, 15512), (1108, 15330), (1385, 12264), (1460, 11634), (1533, 11080), (1662, 10220), (1752, 9695), (1939, 8760), (2044, 8310), (2190, 7756), (2216, 7665), (2555, 6648), (2770, 6132), (2920, 5817), (3066, 5540), (3324, 5110), (3878, 4380), (4088, 4155)]