1256490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 3414528

約数和(自身を除く): 2158038

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 607, 690, 1035, 1214, 1821, 2070, 3035, 3642, 5463, 6070, 9105, 10926, 13961, 18210, 27315, 27922, 41883, 54630, 69805, 83766, 125649, 139610, 209415, 251298, 418830, 628245, 1256490]

約数ペア:

[(1, 1256490), (2, 628245), (3, 418830), (5, 251298), (6, 209415), (9, 139610), (10, 125649), (15, 83766), (18, 69805), (23, 54630), (30, 41883), (45, 27922), (46, 27315), (69, 18210), (90, 13961), (115, 10926), (138, 9105), (207, 6070), (230, 5463), (345, 3642), (414, 3035), (607, 2070), (690, 1821), (1035, 1214)]