81392310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{619}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 217843200

約数和(自身を除く): 136450890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 487, 619, 974, 1238, 1461, 1857, 2435, 2922, 3095, 3714, 4383, 4870, 5571, 6190, 7305, 8766, 9285, 11142, 13149, 14610, 16713, 18570, 21915, 26298, 27855, 33426, 43830, 55710, 65745, 83565, 131490, 167130, 301453, 602906, 904359, 1507265, 1808718, 2713077, 3014530, 4521795, 5426154, 8139231, 9043590, 13565385, 16278462, 27130770, 40696155, 81392310]

約数ペア:

[(1, 81392310), (2, 40696155), (3, 27130770), (5, 16278462), (6, 13565385), (9, 9043590), (10, 8139231), (15, 5426154), (18, 4521795), (27, 3014530), (30, 2713077), (45, 1808718), (54, 1507265), (90, 904359), (135, 602906), (270, 301453), (487, 167130), (619, 131490), (974, 83565), (1238, 65745), (1461, 55710), (1857, 43830), (2435, 33426), (2922, 27855), (3095, 26298), (3714, 21915), (4383, 18570), (4870, 16713), (5571, 14610), (6190, 13149), (7305, 11142), (8766, 9285)]