256444920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{647}}^1$

素因数の和:1034

約数の個数: 128

約数和(自身を含む): 858470400

約数和(自身を除く): 602025480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 367, 540, 647, 734, 1080, 1101, 1294, 1468, 1835, 1941, 2202, 2588, 2936, 3235, 3303, 3670, 3882, 4404, 5176, 5505, 5823, 6470, 6606, 7340, 7764, 8808, 9705, 9909, 11010, 11646, 12940, 13212, 14680, 15528, 16515, 17469, 19410, 19818, 22020, 23292, 25880, 26424, 29115, 33030, 34938, 38820, 39636, 44040, 46584, 49545, 58230, 66060, 69876, 77640, 79272, 87345, 99090, 116460, 132120, 139752, 174690, 198180, 232920, 237449, 349380, 396360, 474898, 698760, 712347, 949796, 1187245, 1424694, 1899592, 2137041, 2374490, 2849388, 3561735, 4274082, 4748980, 5698776, 6411123, 7123470, 8548164, 9497960, 10685205, 12822246, 14246940, 17096328, 21370410, 25644492, 28493880, 32055615, 42740820, 51288984, 64111230, 85481640, 128222460, 256444920]

約数ペア:

[(1, 256444920), (2, 128222460), (3, 85481640), (4, 64111230), (5, 51288984), (6, 42740820), (8, 32055615), (9, 28493880), (10, 25644492), (12, 21370410), (15, 17096328), (18, 14246940), (20, 12822246), (24, 10685205), (27, 9497960), (30, 8548164), (36, 7123470), (40, 6411123), (45, 5698776), (54, 4748980), (60, 4274082), (72, 3561735), (90, 2849388), (108, 2374490), (120, 2137041), (135, 1899592), (180, 1424694), (216, 1187245), (270, 949796), (360, 712347), (367, 698760), (540, 474898), (647, 396360), (734, 349380), (1080, 237449), (1101, 232920), (1294, 198180), (1468, 174690), (1835, 139752), (1941, 132120), (2202, 116460), (2588, 99090), (2936, 87345), (3235, 79272), (3303, 77640), (3670, 69876), (3882, 66060), (4404, 58230), (5176, 49545), (5505, 46584), (5823, 44040), (6470, 39636), (6606, 38820), (7340, 34938), (7764, 33030), (8808, 29115), (9705, 26424), (9909, 25880), (11010, 23292), (11646, 22020), (12940, 19818), (13212, 19410), (14680, 17469), (15528, 16515)]