77821020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{683}}^1$

素因数の和:912

約数の個数: 96

約数和(自身を含む): 243613440

約数和(自身を除く): 165792420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 211, 270, 422, 540, 633, 683, 844, 1055, 1266, 1366, 1899, 2049, 2110, 2532, 2732, 3165, 3415, 3798, 4098, 4220, 5697, 6147, 6330, 6830, 7596, 8196, 9495, 10245, 11394, 12294, 12660, 13660, 18441, 18990, 20490, 22788, 24588, 28485, 30735, 36882, 37980, 40980, 56970, 61470, 73764, 92205, 113940, 122940, 144113, 184410, 288226, 368820, 432339, 576452, 720565, 864678, 1297017, 1441130, 1729356, 2161695, 2594034, 2882260, 3891051, 4323390, 5188068, 6485085, 7782102, 8646780, 12970170, 15564204, 19455255, 25940340, 38910510, 77821020]

約数ペア:

[(1, 77821020), (2, 38910510), (3, 25940340), (4, 19455255), (5, 15564204), (6, 12970170), (9, 8646780), (10, 7782102), (12, 6485085), (15, 5188068), (18, 4323390), (20, 3891051), (27, 2882260), (30, 2594034), (36, 2161695), (45, 1729356), (54, 1441130), (60, 1297017), (90, 864678), (108, 720565), (135, 576452), (180, 432339), (211, 368820), (270, 288226), (422, 184410), (540, 144113), (633, 122940), (683, 113940), (844, 92205), (1055, 73764), (1266, 61470), (1366, 56970), (1899, 40980), (2049, 37980), (2110, 36882), (2532, 30735), (2732, 28485), (3165, 24588), (3415, 22788), (3798, 20490), (4098, 18990), (4220, 18441), (5697, 13660), (6147, 12660), (6330, 12294), (6830, 11394), (7596, 10245), (8196, 9495)]