278797590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2887}}^1$

素因数の和:2966

約数の個数: 96

約数和(自身を含む): 770402880

約数和(自身を除く): 491605290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 37, 45, 58, 74, 87, 90, 111, 145, 174, 185, 222, 261, 290, 333, 370, 435, 522, 555, 666, 870, 1073, 1110, 1305, 1665, 2146, 2610, 2887, 3219, 3330, 5365, 5774, 6438, 8661, 9657, 10730, 14435, 16095, 17322, 19314, 25983, 28870, 32190, 43305, 48285, 51966, 83723, 86610, 96570, 106819, 129915, 167446, 213638, 251169, 259830, 320457, 418615, 502338, 534095, 640914, 753507, 837230, 961371, 1068190, 1255845, 1507014, 1602285, 1922742, 2511690, 3097751, 3204570, 3767535, 4806855, 6195502, 7535070, 9293253, 9613710, 15488755, 18586506, 27879759, 30977510, 46466265, 55759518, 92932530, 139398795, 278797590]

約数ペア:

[(1, 278797590), (2, 139398795), (3, 92932530), (5, 55759518), (6, 46466265), (9, 30977510), (10, 27879759), (15, 18586506), (18, 15488755), (29, 9613710), (30, 9293253), (37, 7535070), (45, 6195502), (58, 4806855), (74, 3767535), (87, 3204570), (90, 3097751), (111, 2511690), (145, 1922742), (174, 1602285), (185, 1507014), (222, 1255845), (261, 1068190), (290, 961371), (333, 837230), (370, 753507), (435, 640914), (522, 534095), (555, 502338), (666, 418615), (870, 320457), (1073, 259830), (1110, 251169), (1305, 213638), (1665, 167446), (2146, 129915), (2610, 106819), (2887, 96570), (3219, 86610), (3330, 83723), (5365, 51966), (5774, 48285), (6438, 43305), (8661, 32190), (9657, 28870), (10730, 25983), (14435, 19314), (16095, 17322)]