61428720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{823}}^1$

素因数の和:1150

約数の個数: 80

約数和(自身を含む): 191273472

約数和(自身を除く): 129844752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311, 622, 823, 933, 1244, 1555, 1646, 1866, 2469, 2488, 3110, 3292, 3732, 4115, 4665, 4938, 4976, 6220, 6584, 7464, 8230, 9330, 9876, 12345, 12440, 13168, 14928, 16460, 18660, 19752, 24690, 24880, 32920, 37320, 39504, 49380, 65840, 74640, 98760, 197520, 255953, 511906, 767859, 1023812, 1279765, 1535718, 2047624, 2559530, 3071436, 3839295, 4095248, 5119060, 6142872, 7678590, 10238120, 12285744, 15357180, 20476240, 30714360, 61428720]

約数ペア:

[(1, 61428720), (2, 30714360), (3, 20476240), (4, 15357180), (5, 12285744), (6, 10238120), (8, 7678590), (10, 6142872), (12, 5119060), (15, 4095248), (16, 3839295), (20, 3071436), (24, 2559530), (30, 2047624), (40, 1535718), (48, 1279765), (60, 1023812), (80, 767859), (120, 511906), (240, 255953), (311, 197520), (622, 98760), (823, 74640), (933, 65840), (1244, 49380), (1555, 39504), (1646, 37320), (1866, 32920), (2469, 24880), (2488, 24690), (3110, 19752), (3292, 18660), (3732, 16460), (4115, 14928), (4665, 13168), (4938, 12440), (4976, 12345), (6220, 9876), (6584, 9330), (7464, 8230)]