255287040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3542

約数の個数: 144

約数和(自身を含む): 858480000

約数和(自身を除く): 603192960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3499, 3648, 3840, 4560, 4864, 6080, 6998, 7296, 9120, 10497, 12160, 13996, 14592, 17495, 18240, 20994, 24320, 27992, 34990, 36480, 41988, 52485, 55984, 66481, 69980, 72960, 83976, 104970, 111968, 132962, 139960, 167952, 199443, 209940, 223936, 265924, 279920, 332405, 335904, 398886, 419880, 447872, 531848, 559840, 664810, 671808, 797772, 839760, 895744, 997215, 1063696, 1119680, 1329620, 1343616, 1595544, 1679520, 1994430, 2127392, 2239360, 2659240, 2687232, 3191088, 3359040, 3988860, 4254784, 4478720, 5318480, 6382176, 6718080, 7977720, 8509568, 10636960, 12764352, 13436160, 15955440, 17019136, 21273920, 25528704, 31910880, 42547840, 51057408, 63821760, 85095680, 127643520, 255287040]

約数ペア:

[(1, 255287040), (2, 127643520), (3, 85095680), (4, 63821760), (5, 51057408), (6, 42547840), (8, 31910880), (10, 25528704), (12, 21273920), (15, 17019136), (16, 15955440), (19, 13436160), (20, 12764352), (24, 10636960), (30, 8509568), (32, 7977720), (38, 6718080), (40, 6382176), (48, 5318480), (57, 4478720), (60, 4254784), (64, 3988860), (76, 3359040), (80, 3191088), (95, 2687232), (96, 2659240), (114, 2239360), (120, 2127392), (128, 1994430), (152, 1679520), (160, 1595544), (190, 1343616), (192, 1329620), (228, 1119680), (240, 1063696), (256, 997215), (285, 895744), (304, 839760), (320, 797772), (380, 671808), (384, 664810), (456, 559840), (480, 531848), (570, 447872), (608, 419880), (640, 398886), (760, 335904), (768, 332405), (912, 279920), (960, 265924), (1140, 223936), (1216, 209940), (1280, 199443), (1520, 167952), (1824, 139960), (1920, 132962), (2280, 111968), (2432, 104970), (3040, 83976), (3499, 72960), (3648, 69980), (3840, 66481), (4560, 55984), (4864, 52485), (6080, 41988), (6998, 36480), (7296, 34990), (9120, 27992), (10497, 24320), (12160, 20994), (13996, 18240), (14592, 17495)]