66557760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 224

約数和(自身を含む): 230428800

約数和(自身を除く): 163871040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 41, 48, 57, 60, 64, 76, 80, 82, 89, 95, 96, 114, 120, 123, 152, 160, 164, 178, 190, 192, 205, 228, 240, 246, 267, 285, 304, 320, 328, 356, 380, 410, 445, 456, 480, 492, 534, 570, 608, 615, 656, 712, 760, 779, 820, 890, 912, 960, 984, 1068, 1140, 1216, 1230, 1312, 1335, 1424, 1520, 1558, 1640, 1691, 1780, 1824, 1968, 2136, 2280, 2337, 2460, 2624, 2670, 2848, 3040, 3116, 3280, 3382, 3560, 3648, 3649, 3895, 3936, 4272, 4560, 4674, 4920, 5073, 5340, 5696, 6080, 6232, 6560, 6764, 7120, 7298, 7790, 7872, 8455, 8544, 9120, 9348, 9840, 10146, 10680, 10947, 11685, 12464, 13120, 13528, 14240, 14596, 15580, 16910, 17088, 18240, 18245, 18696, 19680, 20292, 21360, 21894, 23370, 24928, 25365, 27056, 28480, 29192, 31160, 33820, 36490, 37392, 39360, 40584, 42720, 43788, 46740, 49856, 50730, 54112, 54735, 58384, 62320, 67640, 69331, 72980, 74784, 81168, 85440, 87576, 93480, 101460, 108224, 109470, 116768, 124640, 135280, 138662, 145960, 149568, 162336, 175152, 186960, 202920, 207993, 218940, 233536, 249280, 270560, 277324, 291920, 324672, 346655, 350304, 373920, 405840, 415986, 437880, 541120, 554648, 583840, 693310, 700608, 747840, 811680, 831972, 875760, 1039965, 1109296, 1167680, 1386620, 1623360, 1663944, 1751520, 2079930, 2218592, 2773240, 3327888, 3503040, 4159860, 4437184, 5546480, 6655776, 8319720, 11092960, 13311552, 16639440, 22185920, 33278880, 66557760]

約数ペア:

[(1, 66557760), (2, 33278880), (3, 22185920), (4, 16639440), (5, 13311552), (6, 11092960), (8, 8319720), (10, 6655776), (12, 5546480), (15, 4437184), (16, 4159860), (19, 3503040), (20, 3327888), (24, 2773240), (30, 2218592), (32, 2079930), (38, 1751520), (40, 1663944), (41, 1623360), (48, 1386620), (57, 1167680), (60, 1109296), (64, 1039965), (76, 875760), (80, 831972), (82, 811680), (89, 747840), (95, 700608), (96, 693310), (114, 583840), (120, 554648), (123, 541120), (152, 437880), (160, 415986), (164, 405840), (178, 373920), (190, 350304), (192, 346655), (205, 324672), (228, 291920), (240, 277324), (246, 270560), (267, 249280), (285, 233536), (304, 218940), (320, 207993), (328, 202920), (356, 186960), (380, 175152), (410, 162336), (445, 149568), (456, 145960), (480, 138662), (492, 135280), (534, 124640), (570, 116768), (608, 109470), (615, 108224), (656, 101460), (712, 93480), (760, 87576), (779, 85440), (820, 81168), (890, 74784), (912, 72980), (960, 69331), (984, 67640), (1068, 62320), (1140, 58384), (1216, 54735), (1230, 54112), (1312, 50730), (1335, 49856), (1424, 46740), (1520, 43788), (1558, 42720), (1640, 40584), (1691, 39360), (1780, 37392), (1824, 36490), (1968, 33820), (2136, 31160), (2280, 29192), (2337, 28480), (2460, 27056), (2624, 25365), (2670, 24928), (2848, 23370), (3040, 21894), (3116, 21360), (3280, 20292), (3382, 19680), (3560, 18696), (3648, 18245), (3649, 18240), (3895, 17088), (3936, 16910), (4272, 15580), (4560, 14596), (4674, 14240), (4920, 13528), (5073, 13120), (5340, 12464), (5696, 11685), (6080, 10947), (6232, 10680), (6560, 10146), (6764, 9840), (7120, 9348), (7298, 9120), (7790, 8544), (7872, 8455)]