191435440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 539965440

約数和(自身を除く): 348530000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 89, 92, 112, 115, 140, 161, 167, 178, 184, 230, 280, 322, 334, 356, 368, 445, 460, 560, 623, 644, 668, 712, 805, 835, 890, 920, 1169, 1246, 1288, 1336, 1424, 1610, 1670, 1780, 1840, 2047, 2338, 2492, 2576, 2672, 3115, 3220, 3340, 3560, 3841, 4094, 4676, 4984, 5845, 6230, 6440, 6680, 7120, 7682, 8188, 9352, 9968, 10235, 11690, 12460, 12880, 13360, 14329, 14863, 15364, 16376, 18704, 19205, 20470, 23380, 24920, 26887, 28658, 29726, 30728, 32752, 38410, 40940, 46760, 49840, 53774, 57316, 59452, 61456, 71645, 74315, 76820, 81880, 93520, 104041, 107548, 114632, 118904, 134435, 143290, 148630, 153640, 163760, 208082, 215096, 229264, 237808, 268870, 286580, 297260, 307280, 341849, 416164, 430192, 520205, 537740, 573160, 594520, 683698, 832328, 1040410, 1075480, 1146320, 1189040, 1367396, 1664656, 1709245, 2080820, 2150960, 2392943, 2734792, 3418490, 4161640, 4785886, 5469584, 6836980, 8323280, 9571772, 11964715, 13673960, 19143544, 23929430, 27347920, 38287088, 47858860, 95717720, 191435440]

約数ペア:

[(1, 191435440), (2, 95717720), (4, 47858860), (5, 38287088), (7, 27347920), (8, 23929430), (10, 19143544), (14, 13673960), (16, 11964715), (20, 9571772), (23, 8323280), (28, 6836980), (35, 5469584), (40, 4785886), (46, 4161640), (56, 3418490), (70, 2734792), (80, 2392943), (89, 2150960), (92, 2080820), (112, 1709245), (115, 1664656), (140, 1367396), (161, 1189040), (167, 1146320), (178, 1075480), (184, 1040410), (230, 832328), (280, 683698), (322, 594520), (334, 573160), (356, 537740), (368, 520205), (445, 430192), (460, 416164), (560, 341849), (623, 307280), (644, 297260), (668, 286580), (712, 268870), (805, 237808), (835, 229264), (890, 215096), (920, 208082), (1169, 163760), (1246, 153640), (1288, 148630), (1336, 143290), (1424, 134435), (1610, 118904), (1670, 114632), (1780, 107548), (1840, 104041), (2047, 93520), (2338, 81880), (2492, 76820), (2576, 74315), (2672, 71645), (3115, 61456), (3220, 59452), (3340, 57316), (3560, 53774), (3841, 49840), (4094, 46760), (4676, 40940), (4984, 38410), (5845, 32752), (6230, 30728), (6440, 29726), (6680, 28658), (7120, 26887), (7682, 24920), (8188, 23380), (9352, 20470), (9968, 19205), (10235, 18704), (11690, 16376), (12460, 15364), (12880, 14863), (13360, 14329)]