194981120

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 503314560

約数和(自身を除く): 308333440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 115, 128, 148, 160, 179, 184, 185, 230, 256, 296, 320, 358, 368, 370, 460, 592, 640, 716, 736, 740, 851, 895, 920, 1184, 1280, 1432, 1472, 1480, 1702, 1790, 1840, 2368, 2864, 2944, 2960, 3404, 3580, 3680, 4117, 4255, 4736, 5728, 5888, 5920, 6623, 6808, 7160, 7360, 8234, 8510, 9472, 11456, 11840, 13246, 13616, 14320, 14720, 16468, 17020, 20585, 22912, 23680, 26492, 27232, 28640, 29440, 32936, 33115, 34040, 41170, 45824, 47360, 52984, 54464, 57280, 65872, 66230, 68080, 82340, 105968, 108928, 114560, 131744, 132460, 136160, 152329, 164680, 211936, 217856, 229120, 263488, 264920, 272320, 304658, 329360, 423872, 526976, 529840, 544640, 609316, 658720, 761645, 847744, 1053952, 1059680, 1089280, 1218632, 1317440, 1523290, 1695488, 2119360, 2437264, 2634880, 3046580, 4238720, 4874528, 5269760, 6093160, 8477440, 9749056, 12186320, 19498112, 24372640, 38996224, 48745280, 97490560, 194981120]

約数ペア:

[(1, 194981120), (2, 97490560), (4, 48745280), (5, 38996224), (8, 24372640), (10, 19498112), (16, 12186320), (20, 9749056), (23, 8477440), (32, 6093160), (37, 5269760), (40, 4874528), (46, 4238720), (64, 3046580), (74, 2634880), (80, 2437264), (92, 2119360), (115, 1695488), (128, 1523290), (148, 1317440), (160, 1218632), (179, 1089280), (184, 1059680), (185, 1053952), (230, 847744), (256, 761645), (296, 658720), (320, 609316), (358, 544640), (368, 529840), (370, 526976), (460, 423872), (592, 329360), (640, 304658), (716, 272320), (736, 264920), (740, 263488), (851, 229120), (895, 217856), (920, 211936), (1184, 164680), (1280, 152329), (1432, 136160), (1472, 132460), (1480, 131744), (1702, 114560), (1790, 108928), (1840, 105968), (2368, 82340), (2864, 68080), (2944, 66230), (2960, 65872), (3404, 57280), (3580, 54464), (3680, 52984), (4117, 47360), (4255, 45824), (4736, 41170), (5728, 34040), (5888, 33115), (5920, 32936), (6623, 29440), (6808, 28640), (7160, 27232), (7360, 26492), (8234, 23680), (8510, 22912), (9472, 20585), (11456, 17020), (11840, 16468), (13246, 14720), (13616, 14320)]