280038408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 781401600

約数和(自身を除く): 501363192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 113, 141, 156, 169, 188, 226, 282, 312, 338, 339, 376, 452, 507, 564, 611, 676, 678, 904, 1014, 1128, 1222, 1352, 1356, 1469, 1833, 2028, 2197, 2444, 2712, 2938, 3666, 4056, 4394, 4407, 4888, 5311, 5876, 6591, 7332, 7943, 8788, 8814, 10622, 11752, 13182, 14664, 15886, 15933, 17576, 17628, 19097, 21244, 23829, 26364, 31772, 31866, 35256, 38194, 42488, 47658, 52728, 57291, 63544, 63732, 69043, 76388, 95316, 103259, 114582, 127464, 138086, 152776, 190632, 206518, 207129, 229164, 248261, 276172, 309777, 413036, 414258, 458328, 496522, 552344, 619554, 744783, 826072, 828516, 897559, 993044, 1239108, 1489566, 1657032, 1795118, 1986088, 2478216, 2692677, 2979132, 3590236, 5385354, 5958264, 7180472, 10770708, 11668267, 21541416, 23336534, 35004801, 46673068, 70009602, 93346136, 140019204, 280038408]

約数ペア:

[(1, 280038408), (2, 140019204), (3, 93346136), (4, 70009602), (6, 46673068), (8, 35004801), (12, 23336534), (13, 21541416), (24, 11668267), (26, 10770708), (39, 7180472), (47, 5958264), (52, 5385354), (78, 3590236), (94, 2979132), (104, 2692677), (113, 2478216), (141, 1986088), (156, 1795118), (169, 1657032), (188, 1489566), (226, 1239108), (282, 993044), (312, 897559), (338, 828516), (339, 826072), (376, 744783), (452, 619554), (507, 552344), (564, 496522), (611, 458328), (676, 414258), (678, 413036), (904, 309777), (1014, 276172), (1128, 248261), (1222, 229164), (1352, 207129), (1356, 206518), (1469, 190632), (1833, 152776), (2028, 138086), (2197, 127464), (2444, 114582), (2712, 103259), (2938, 95316), (3666, 76388), (4056, 69043), (4394, 63732), (4407, 63544), (4888, 57291), (5311, 52728), (5876, 47658), (6591, 42488), (7332, 38194), (7943, 35256), (8788, 31866), (8814, 31772), (10622, 26364), (11752, 23829), (13182, 21244), (14664, 19097), (15886, 17628), (15933, 17576)]