220151340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4759}}^1$

素因数の和:5031

約数の個数: 72

約数和(自身を含む): 670531680

約数和(自身を除く): 450380340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4626, 4759, 5140, 7710, 9252, 9518, 11565, 14277, 15420, 19036, 23130, 23795, 28554, 42831, 46260, 47590, 57108, 71385, 85662, 95180, 142770, 171324, 214155, 285540, 428310, 856620, 1223063, 2446126, 3669189, 4892252, 6115315, 7338378, 11007567, 12230630, 14676756, 18345945, 22015134, 24461260, 36691890, 44030268, 55037835, 73383780, 110075670, 220151340]

約数ペア:

[(1, 220151340), (2, 110075670), (3, 73383780), (4, 55037835), (5, 44030268), (6, 36691890), (9, 24461260), (10, 22015134), (12, 18345945), (15, 14676756), (18, 12230630), (20, 11007567), (30, 7338378), (36, 6115315), (45, 4892252), (60, 3669189), (90, 2446126), (180, 1223063), (257, 856620), (514, 428310), (771, 285540), (1028, 214155), (1285, 171324), (1542, 142770), (2313, 95180), (2570, 85662), (3084, 71385), (3855, 57108), (4626, 47590), (4759, 46260), (5140, 42831), (7710, 28554), (9252, 23795), (9518, 23130), (11565, 19036), (14277, 15420)]