290306520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{115201}}^1$

素因数の和:115225

約数の個数: 96

約数和(自身を含む): 1078290720

約数和(自身を除く): 787984200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 115201, 230402, 345603, 460804, 576005, 691206, 806407, 921608, 1036809, 1152010, 1382412, 1612814, 1728015, 2073618, 2304020, 2419221, 2764824, 3225628, 3456030, 4032035, 4147236, 4608040, 4838442, 5184045, 6451256, 6912060, 7257663, 8064070, 8294472, 9676884, 10368090, 12096105, 13824120, 14515326, 16128140, 19353768, 20736180, 24192210, 29030652, 32256280, 36288315, 41472360, 48384420, 58061304, 72576630, 96768840, 145153260, 290306520]

約数ペア:

[(1, 290306520), (2, 145153260), (3, 96768840), (4, 72576630), (5, 58061304), (6, 48384420), (7, 41472360), (8, 36288315), (9, 32256280), (10, 29030652), (12, 24192210), (14, 20736180), (15, 19353768), (18, 16128140), (20, 14515326), (21, 13824120), (24, 12096105), (28, 10368090), (30, 9676884), (35, 8294472), (36, 8064070), (40, 7257663), (42, 6912060), (45, 6451256), (56, 5184045), (60, 4838442), (63, 4608040), (70, 4147236), (72, 4032035), (84, 3456030), (90, 3225628), (105, 2764824), (120, 2419221), (126, 2304020), (140, 2073618), (168, 1728015), (180, 1612814), (210, 1382412), (252, 1152010), (280, 1036809), (315, 921608), (360, 806407), (420, 691206), (504, 576005), (630, 460804), (840, 345603), (1260, 230402), (2520, 115201)]