128149680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 423187200

約数和(自身を除く): 295037520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 157, 179, 190, 228, 240, 285, 304, 314, 358, 380, 456, 471, 537, 570, 628, 716, 760, 785, 895, 912, 942, 1074, 1140, 1256, 1432, 1520, 1570, 1790, 1884, 2148, 2280, 2355, 2512, 2685, 2864, 2983, 3140, 3401, 3580, 3768, 4296, 4560, 4710, 5370, 5966, 6280, 6802, 7160, 7536, 8592, 8949, 9420, 10203, 10740, 11932, 12560, 13604, 14320, 14915, 17005, 17898, 18840, 20406, 21480, 23864, 27208, 28103, 29830, 34010, 35796, 37680, 40812, 42960, 44745, 47728, 51015, 54416, 56206, 59660, 68020, 71592, 81624, 84309, 89490, 102030, 112412, 119320, 136040, 140515, 143184, 163248, 168618, 178980, 204060, 224824, 238640, 272080, 281030, 337236, 357960, 408120, 421545, 449648, 533957, 562060, 674472, 715920, 816240, 843090, 1067914, 1124120, 1348944, 1601871, 1686180, 2135828, 2248240, 2669785, 3203742, 3372360, 4271656, 5339570, 6407484, 6744720, 8009355, 8543312, 10679140, 12814968, 16018710, 21358280, 25629936, 32037420, 42716560, 64074840, 128149680]

約数ペア:

[(1, 128149680), (2, 64074840), (3, 42716560), (4, 32037420), (5, 25629936), (6, 21358280), (8, 16018710), (10, 12814968), (12, 10679140), (15, 8543312), (16, 8009355), (19, 6744720), (20, 6407484), (24, 5339570), (30, 4271656), (38, 3372360), (40, 3203742), (48, 2669785), (57, 2248240), (60, 2135828), (76, 1686180), (80, 1601871), (95, 1348944), (114, 1124120), (120, 1067914), (152, 843090), (157, 816240), (179, 715920), (190, 674472), (228, 562060), (240, 533957), (285, 449648), (304, 421545), (314, 408120), (358, 357960), (380, 337236), (456, 281030), (471, 272080), (537, 238640), (570, 224824), (628, 204060), (716, 178980), (760, 168618), (785, 163248), (895, 143184), (912, 140515), (942, 136040), (1074, 119320), (1140, 112412), (1256, 102030), (1432, 89490), (1520, 84309), (1570, 81624), (1790, 71592), (1884, 68020), (2148, 59660), (2280, 56206), (2355, 54416), (2512, 51015), (2685, 47728), (2864, 44745), (2983, 42960), (3140, 40812), (3401, 37680), (3580, 35796), (3768, 34010), (4296, 29830), (4560, 28103), (4710, 27208), (5370, 23864), (5966, 21480), (6280, 20406), (6802, 18840), (7160, 17898), (7536, 17005), (8592, 14915), (8949, 14320), (9420, 13604), (10203, 12560), (10740, 11932)]