31211490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3221}}^1$

素因数の和:3267

約数の個数: 64

約数和(自身を含む): 83514240

約数和(自身を除く): 52302750

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 3221, 3230, 4845, 6442, 9663, 9690, 16105, 19326, 32210, 48315, 54757, 61199, 96630, 109514, 122398, 164271, 183597, 273785, 305995, 328542, 367194, 547570, 611990, 821355, 917985, 1040383, 1642710, 1835970, 2080766, 3121149, 5201915, 6242298, 10403830, 15605745, 31211490]

約数ペア:

[(1, 31211490), (2, 15605745), (3, 10403830), (5, 6242298), (6, 5201915), (10, 3121149), (15, 2080766), (17, 1835970), (19, 1642710), (30, 1040383), (34, 917985), (38, 821355), (51, 611990), (57, 547570), (85, 367194), (95, 328542), (102, 305995), (114, 273785), (170, 183597), (190, 164271), (255, 122398), (285, 109514), (323, 96630), (510, 61199), (570, 54757), (646, 48315), (969, 32210), (1615, 19326), (1938, 16105), (3221, 9690), (3230, 9663), (4845, 6442)]