219607920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43573}}^1$

素因数の和:43599

約数の個数: 120

約数和(自身を含む): 842895456

約数和(自身を除く): 623287536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 43573, 87146, 130719, 174292, 217865, 261438, 305011, 348584, 392157, 435730, 522876, 610022, 653595, 697168, 784314, 871460, 915033, 1045752, 1220044, 1307190, 1525055, 1568628, 1742920, 1830066, 1960785, 2091504, 2440088, 2614380, 2745099, 3050110, 3137256, 3485840, 3660132, 3921570, 4575165, 4880176, 5228760, 5490198, 6100220, 6274512, 7320264, 7843140, 9150330, 10457520, 10980396, 12200440, 13725495, 14640528, 15686280, 18300660, 21960792, 24400880, 27450990, 31372560, 36601320, 43921584, 54901980, 73202640, 109803960, 219607920]

約数ペア:

[(1, 219607920), (2, 109803960), (3, 73202640), (4, 54901980), (5, 43921584), (6, 36601320), (7, 31372560), (8, 27450990), (9, 24400880), (10, 21960792), (12, 18300660), (14, 15686280), (15, 14640528), (16, 13725495), (18, 12200440), (20, 10980396), (21, 10457520), (24, 9150330), (28, 7843140), (30, 7320264), (35, 6274512), (36, 6100220), (40, 5490198), (42, 5228760), (45, 4880176), (48, 4575165), (56, 3921570), (60, 3660132), (63, 3485840), (70, 3137256), (72, 3050110), (80, 2745099), (84, 2614380), (90, 2440088), (105, 2091504), (112, 1960785), (120, 1830066), (126, 1742920), (140, 1568628), (144, 1525055), (168, 1307190), (180, 1220044), (210, 1045752), (240, 915033), (252, 871460), (280, 784314), (315, 697168), (336, 653595), (360, 610022), (420, 522876), (504, 435730), (560, 392157), (630, 348584), (720, 305011), (840, 261438), (1008, 217865), (1260, 174292), (1680, 130719), (2520, 87146), (5040, 43573)]