251848860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 720793920

約数和(自身を除く): 468945060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 109, 194, 218, 291, 327, 388, 397, 436, 485, 545, 582, 654, 794, 970, 1090, 1164, 1191, 1308, 1455, 1588, 1635, 1940, 1985, 2180, 2382, 2910, 3270, 3970, 4764, 5820, 5955, 6540, 7940, 10573, 11910, 21146, 23820, 31719, 38509, 42292, 43273, 52865, 63438, 77018, 86546, 105730, 115527, 126876, 129819, 154036, 158595, 173092, 192545, 211460, 216365, 231054, 259638, 317190, 385090, 432730, 462108, 519276, 577635, 634380, 649095, 770180, 865460, 1155270, 1298190, 2310540, 2596380, 4197481, 8394962, 12592443, 16789924, 20987405, 25184886, 41974810, 50369772, 62962215, 83949620, 125924430, 251848860]

約数ペア:

[(1, 251848860), (2, 125924430), (3, 83949620), (4, 62962215), (5, 50369772), (6, 41974810), (10, 25184886), (12, 20987405), (15, 16789924), (20, 12592443), (30, 8394962), (60, 4197481), (97, 2596380), (109, 2310540), (194, 1298190), (218, 1155270), (291, 865460), (327, 770180), (388, 649095), (397, 634380), (436, 577635), (485, 519276), (545, 462108), (582, 432730), (654, 385090), (794, 317190), (970, 259638), (1090, 231054), (1164, 216365), (1191, 211460), (1308, 192545), (1455, 173092), (1588, 158595), (1635, 154036), (1940, 129819), (1985, 126876), (2180, 115527), (2382, 105730), (2910, 86546), (3270, 77018), (3970, 63438), (4764, 52865), (5820, 43273), (5955, 42292), (6540, 38509), (7940, 31719), (10573, 23820), (11910, 21146)]