222071640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{264371}}^1$

素因数の和:264392

約数の個数: 64

約数和(自身を含む): 761391360

約数和(自身を除く): 539319720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 264371, 528742, 793113, 1057484, 1321855, 1586226, 1850597, 2114968, 2643710, 3172452, 3701194, 3965565, 5287420, 5551791, 6344904, 7402388, 7931130, 9252985, 10574840, 11103582, 14804776, 15862260, 18505970, 22207164, 27758955, 31724520, 37011940, 44414328, 55517910, 74023880, 111035820, 222071640]

約数ペア:

[(1, 222071640), (2, 111035820), (3, 74023880), (4, 55517910), (5, 44414328), (6, 37011940), (7, 31724520), (8, 27758955), (10, 22207164), (12, 18505970), (14, 15862260), (15, 14804776), (20, 11103582), (21, 10574840), (24, 9252985), (28, 7931130), (30, 7402388), (35, 6344904), (40, 5551791), (42, 5287420), (56, 3965565), (60, 3701194), (70, 3172452), (84, 2643710), (105, 2114968), (120, 1850597), (140, 1586226), (168, 1321855), (210, 1057484), (280, 793113), (420, 528742), (840, 264371)]