131352060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{312743}}^1$

素因数の和:312762

約数の個数: 48

約数和(自身を含む): 420327936

約数和(自身を除く): 288975876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 312743, 625486, 938229, 1250972, 1563715, 1876458, 2189201, 3127430, 3752916, 4378402, 4691145, 6254860, 6567603, 8756804, 9382290, 10946005, 13135206, 18764580, 21892010, 26270412, 32838015, 43784020, 65676030, 131352060]

約数ペア:

[(1, 131352060), (2, 65676030), (3, 43784020), (4, 32838015), (5, 26270412), (6, 21892010), (7, 18764580), (10, 13135206), (12, 10946005), (14, 9382290), (15, 8756804), (20, 6567603), (21, 6254860), (28, 4691145), (30, 4378402), (35, 3752916), (42, 3127430), (60, 2189201), (70, 1876458), (84, 1563715), (105, 1250972), (140, 938229), (210, 625486), (420, 312743)]