216280920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7013}}^1$

素因数の和:7284

約数の個数: 64

約数和(自身を含む): 651460320

約数和(自身を除く): 435179400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 7013, 7710, 10280, 14026, 15420, 21039, 28052, 30840, 35065, 42078, 56104, 70130, 84156, 105195, 140260, 168312, 210390, 280520, 420780, 841560, 1802341, 3604682, 5407023, 7209364, 9011705, 10814046, 14418728, 18023410, 21628092, 27035115, 36046820, 43256184, 54070230, 72093640, 108140460, 216280920]

約数ペア:

[(1, 216280920), (2, 108140460), (3, 72093640), (4, 54070230), (5, 43256184), (6, 36046820), (8, 27035115), (10, 21628092), (12, 18023410), (15, 14418728), (20, 10814046), (24, 9011705), (30, 7209364), (40, 5407023), (60, 3604682), (120, 1802341), (257, 841560), (514, 420780), (771, 280520), (1028, 210390), (1285, 168312), (1542, 140260), (2056, 105195), (2570, 84156), (3084, 70130), (3855, 56104), (5140, 42078), (6168, 35065), (7013, 30840), (7710, 28052), (10280, 21039), (14026, 15420)]