72850560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2038

約数の個数: 128

約数和(自身を含む): 244555200

約数和(自身を除く): 171704640

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, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 1997, 2280, 2432, 3040, 3648, 3994, 4560, 5991, 6080, 7296, 7988, 9120, 9985, 11982, 12160, 15976, 18240, 19970, 23964, 29955, 31952, 36480, 37943, 39940, 47928, 59910, 63904, 75886, 79880, 95856, 113829, 119820, 127808, 151772, 159760, 189715, 191712, 227658, 239640, 255616, 303544, 319520, 379430, 383424, 455316, 479280, 569145, 607088, 639040, 758860, 766848, 910632, 958560, 1138290, 1214176, 1278080, 1517720, 1821264, 1917120, 2276580, 2428352, 3035440, 3642528, 3834240, 4553160, 4856704, 6070880, 7285056, 9106320, 12141760, 14570112, 18212640, 24283520, 36425280, 72850560]

約数ペア:

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