256999800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{557}}^1\times {\mathrm{769}}^1$

素因数の和:1345

約数の個数: 96

約数和(自身を含む): 799167600

約数和(自身を除く): 542167800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 557, 600, 769, 1114, 1538, 1671, 2228, 2307, 2785, 3076, 3342, 3845, 4456, 4614, 5570, 6152, 6684, 7690, 8355, 9228, 11140, 11535, 13368, 13925, 15380, 16710, 18456, 19225, 22280, 23070, 27850, 30760, 33420, 38450, 41775, 46140, 55700, 57675, 66840, 76900, 83550, 92280, 111400, 115350, 153800, 167100, 230700, 334200, 428333, 461400, 856666, 1284999, 1713332, 2141665, 2569998, 3426664, 4283330, 5139996, 6424995, 8566660, 10279992, 10708325, 12849990, 17133320, 21416650, 25699980, 32124975, 42833300, 51399960, 64249950, 85666600, 128499900, 256999800]

約数ペア:

[(1, 256999800), (2, 128499900), (3, 85666600), (4, 64249950), (5, 51399960), (6, 42833300), (8, 32124975), (10, 25699980), (12, 21416650), (15, 17133320), (20, 12849990), (24, 10708325), (25, 10279992), (30, 8566660), (40, 6424995), (50, 5139996), (60, 4283330), (75, 3426664), (100, 2569998), (120, 2141665), (150, 1713332), (200, 1284999), (300, 856666), (557, 461400), (600, 428333), (769, 334200), (1114, 230700), (1538, 167100), (1671, 153800), (2228, 115350), (2307, 111400), (2785, 92280), (3076, 83550), (3342, 76900), (3845, 66840), (4456, 57675), (4614, 55700), (5570, 46140), (6152, 41775), (6684, 38450), (7690, 33420), (8355, 30760), (9228, 27850), (11140, 23070), (11535, 22280), (13368, 19225), (13925, 18456), (15380, 16710)]