28376554920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33781613}}^1$

素因数の和:33781634

約数の個数: 64

約数和(自身を含む): 97291048320

約数和(自身を除く): 68914493400

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, 33781613, 67563226, 101344839, 135126452, 168908065, 202689678, 236471291, 270252904, 337816130, 405379356, 472942582, 506724195, 675632260, 709413873, 810758712, 945885164, 1013448390, 1182356455, 1351264520, 1418827746, 1891770328, 2026896780, 2364712910, 2837655492, 3547069365, 4053793560, 4729425820, 5675310984, 7094138730, 9458851640, 14188277460, 28376554920]

約数ペア:

[(1, 28376554920), (2, 14188277460), (3, 9458851640), (4, 7094138730), (5, 5675310984), (6, 4729425820), (7, 4053793560), (8, 3547069365), (10, 2837655492), (12, 2364712910), (14, 2026896780), (15, 1891770328), (20, 1418827746), (21, 1351264520), (24, 1182356455), (28, 1013448390), (30, 945885164), (35, 810758712), (40, 709413873), (42, 675632260), (56, 506724195), (60, 472942582), (70, 405379356), (84, 337816130), (105, 270252904), (120, 236471291), (140, 202689678), (168, 168908065), (210, 135126452), (280, 101344839), (420, 67563226), (840, 33781613)]