80388960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:840

約数の個数: 96

約数和(自身を含む): 254469600

約数和(自身を除く): 174080640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 373, 449, 480, 746, 898, 1119, 1347, 1492, 1796, 1865, 2238, 2245, 2694, 2984, 3592, 3730, 4476, 4490, 5388, 5595, 5968, 6735, 7184, 7460, 8952, 8980, 10776, 11190, 11936, 13470, 14368, 14920, 17904, 17960, 21552, 22380, 26940, 29840, 35808, 35920, 43104, 44760, 53880, 59680, 71840, 89520, 107760, 167477, 179040, 215520, 334954, 502431, 669908, 837385, 1004862, 1339816, 1674770, 2009724, 2512155, 2679632, 3349540, 4019448, 5024310, 5359264, 6699080, 8038896, 10048620, 13398160, 16077792, 20097240, 26796320, 40194480, 80388960]

約数ペア:

[(1, 80388960), (2, 40194480), (3, 26796320), (4, 20097240), (5, 16077792), (6, 13398160), (8, 10048620), (10, 8038896), (12, 6699080), (15, 5359264), (16, 5024310), (20, 4019448), (24, 3349540), (30, 2679632), (32, 2512155), (40, 2009724), (48, 1674770), (60, 1339816), (80, 1004862), (96, 837385), (120, 669908), (160, 502431), (240, 334954), (373, 215520), (449, 179040), (480, 167477), (746, 107760), (898, 89520), (1119, 71840), (1347, 59680), (1492, 53880), (1796, 44760), (1865, 43104), (2238, 35920), (2245, 35808), (2694, 29840), (2984, 26940), (3592, 22380), (3730, 21552), (4476, 17960), (4490, 17904), (5388, 14920), (5595, 14368), (5968, 13470), (6735, 11936), (7184, 11190), (7460, 10776), (8952, 8980)]