2040806400

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{26573}}^1$

素因数の和:26606

約数の個数: 132

約数和(自身を含む): 6745225272

約数和(自身を除く): 4704418872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1024, 1200, 1280, 1536, 1600, 1920, 2400, 2560, 3072, 3200, 3840, 4800, 5120, 6400, 7680, 9600, 12800, 15360, 19200, 25600, 26573, 38400, 53146, 76800, 79719, 106292, 132865, 159438, 212584, 265730, 318876, 398595, 425168, 531460, 637752, 664325, 797190, 850336, 1062920, 1275504, 1328650, 1594380, 1700672, 1992975, 2125840, 2551008, 2657300, 3188760, 3401344, 3985950, 4251680, 5102016, 5314600, 6377520, 6802688, 7971900, 8503360, 10204032, 10629200, 12755040, 13605376, 15943800, 17006720, 20408064, 21258400, 25510080, 27210752, 31887600, 34013440, 40816128, 42516800, 51020160, 63775200, 68026880, 81632256, 85033600, 102040320, 127550400, 136053760, 170067200, 204080640, 255100800, 340134400, 408161280, 510201600, 680268800, 1020403200, 2040806400]

約数ペア:

[(1, 2040806400), (2, 1020403200), (3, 680268800), (4, 510201600), (5, 408161280), (6, 340134400), (8, 255100800), (10, 204080640), (12, 170067200), (15, 136053760), (16, 127550400), (20, 102040320), (24, 85033600), (25, 81632256), (30, 68026880), (32, 63775200), (40, 51020160), (48, 42516800), (50, 40816128), (60, 34013440), (64, 31887600), (75, 27210752), (80, 25510080), (96, 21258400), (100, 20408064), (120, 17006720), (128, 15943800), (150, 13605376), (160, 12755040), (192, 10629200), (200, 10204032), (240, 8503360), (256, 7971900), (300, 6802688), (320, 6377520), (384, 5314600), (400, 5102016), (480, 4251680), (512, 3985950), (600, 3401344), (640, 3188760), (768, 2657300), (800, 2551008), (960, 2125840), (1024, 1992975), (1200, 1700672), (1280, 1594380), (1536, 1328650), (1600, 1275504), (1920, 1062920), (2400, 850336), (2560, 797190), (3072, 664325), (3200, 637752), (3840, 531460), (4800, 425168), (5120, 398595), (6400, 318876), (7680, 265730), (9600, 212584), (12800, 159438), (15360, 132865), (19200, 106292), (25600, 79719), (26573, 76800), (38400, 53146)]