128646720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2393

約数の個数: 168

約数和(自身を含む): 465978240

約数和(自身を除く): 337331520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 456, 480, 570, 576, 608, 684, 720, 760, 855, 912, 960, 1140, 1216, 1368, 1440, 1520, 1710, 1824, 2280, 2351, 2736, 2880, 3040, 3420, 3648, 4560, 4702, 5472, 6080, 6840, 7053, 9120, 9404, 10944, 11755, 13680, 14106, 18240, 18808, 21159, 23510, 27360, 28212, 35265, 37616, 42318, 44669, 47020, 54720, 56424, 70530, 75232, 84636, 89338, 94040, 105795, 112848, 134007, 141060, 150464, 169272, 178676, 188080, 211590, 223345, 225696, 268014, 282120, 338544, 357352, 376160, 402021, 423180, 446690, 451392, 536028, 564240, 670035, 677088, 714704, 752320, 804042, 846360, 893380, 1072056, 1128480, 1340070, 1354176, 1429408, 1608084, 1692720, 1786760, 2010105, 2144112, 2256960, 2680140, 2858816, 3216168, 3385440, 3573520, 4020210, 4288224, 5360280, 6432336, 6770880, 7147040, 8040420, 8576448, 10720560, 12864672, 14294080, 16080840, 21441120, 25729344, 32161680, 42882240, 64323360, 128646720]

約数ペア:

[(1, 128646720), (2, 64323360), (3, 42882240), (4, 32161680), (5, 25729344), (6, 21441120), (8, 16080840), (9, 14294080), (10, 12864672), (12, 10720560), (15, 8576448), (16, 8040420), (18, 7147040), (19, 6770880), (20, 6432336), (24, 5360280), (30, 4288224), (32, 4020210), (36, 3573520), (38, 3385440), (40, 3216168), (45, 2858816), (48, 2680140), (57, 2256960), (60, 2144112), (64, 2010105), (72, 1786760), (76, 1692720), (80, 1608084), (90, 1429408), (95, 1354176), (96, 1340070), (114, 1128480), (120, 1072056), (144, 893380), (152, 846360), (160, 804042), (171, 752320), (180, 714704), (190, 677088), (192, 670035), (228, 564240), (240, 536028), (285, 451392), (288, 446690), (304, 423180), (320, 402021), (342, 376160), (360, 357352), (380, 338544), (456, 282120), (480, 268014), (570, 225696), (576, 223345), (608, 211590), (684, 188080), (720, 178676), (760, 169272), (855, 150464), (912, 141060), (960, 134007), (1140, 112848), (1216, 105795), (1368, 94040), (1440, 89338), (1520, 84636), (1710, 75232), (1824, 70530), (2280, 56424), (2351, 54720), (2736, 47020), (2880, 44669), (3040, 42318), (3420, 37616), (3648, 35265), (4560, 28212), (4702, 27360), (5472, 23510), (6080, 21159), (6840, 18808), (7053, 18240), (9120, 14106), (9404, 13680), (10944, 11755)]