145701120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 490069440

約数和(自身を除く): 344368320

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, 1997, 2280, 2432, 3040, 3648, 3840, 3994, 4560, 4864, 5991, 6080, 7296, 7988, 9120, 9985, 11982, 12160, 14592, 15976, 18240, 19970, 23964, 24320, 29955, 31952, 36480, 37943, 39940, 47928, 59910, 63904, 72960, 75886, 79880, 95856, 113829, 119820, 127808, 151772, 159760, 189715, 191712, 227658, 239640, 255616, 303544, 319520, 379430, 383424, 455316, 479280, 511232, 569145, 607088, 639040, 758860, 766848, 910632, 958560, 1138290, 1214176, 1278080, 1517720, 1533696, 1821264, 1917120, 2276580, 2428352, 2556160, 3035440, 3642528, 3834240, 4553160, 4856704, 6070880, 7285056, 7668480, 9106320, 9713408, 12141760, 14570112, 18212640, 24283520, 29140224, 36425280, 48567040, 72850560, 145701120]

約数ペア:

[(1, 145701120), (2, 72850560), (3, 48567040), (4, 36425280), (5, 29140224), (6, 24283520), (8, 18212640), (10, 14570112), (12, 12141760), (15, 9713408), (16, 9106320), (19, 7668480), (20, 7285056), (24, 6070880), (30, 4856704), (32, 4553160), (38, 3834240), (40, 3642528), (48, 3035440), (57, 2556160), (60, 2428352), (64, 2276580), (76, 1917120), (80, 1821264), (95, 1533696), (96, 1517720), (114, 1278080), (120, 1214176), (128, 1138290), (152, 958560), (160, 910632), (190, 766848), (192, 758860), (228, 639040), (240, 607088), (256, 569145), (285, 511232), (304, 479280), (320, 455316), (380, 383424), (384, 379430), (456, 319520), (480, 303544), (570, 255616), (608, 239640), (640, 227658), (760, 191712), (768, 189715), (912, 159760), (960, 151772), (1140, 127808), (1216, 119820), (1280, 113829), (1520, 95856), (1824, 79880), (1920, 75886), (1997, 72960), (2280, 63904), (2432, 59910), (3040, 47928), (3648, 39940), (3840, 37943), (3994, 36480), (4560, 31952), (4864, 29955), (5991, 24320), (6080, 23964), (7296, 19970), (7988, 18240), (9120, 15976), (9985, 14592), (11982, 12160)]