20432051280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{26203}}^1$

素因数の和:26263

約数の個数: 240

約数和(自身を含む): 74278906560

約数和(自身を除く): 53846855280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 361, 380, 432, 456, 513, 540, 570, 684, 720, 722, 760, 855, 912, 1026, 1080, 1083, 1140, 1368, 1444, 1520, 1710, 1805, 2052, 2160, 2166, 2280, 2565, 2736, 2888, 3249, 3420, 3610, 4104, 4332, 4560, 5130, 5415, 5776, 6498, 6840, 7220, 8208, 8664, 9747, 10260, 10830, 12996, 13680, 14440, 16245, 17328, 19494, 20520, 21660, 25992, 26203, 28880, 32490, 38988, 41040, 43320, 48735, 51984, 52406, 64980, 77976, 78609, 86640, 97470, 104812, 129960, 131015, 155952, 157218, 194940, 209624, 235827, 259920, 262030, 314436, 389880, 393045, 419248, 471654, 497857, 524060, 628872, 707481, 779760, 786090, 943308, 995714, 1048120, 1179135, 1257744, 1414962, 1493571, 1572180, 1886616, 1991428, 2096240, 2358270, 2489285, 2829924, 2987142, 3144360, 3537405, 3773232, 3982856, 4480713, 4716540, 4978570, 5659848, 5974284, 6288720, 7074810, 7467855, 7965712, 8961426, 9433080, 9459283, 9957140, 11319696, 11948568, 13442139, 14149620, 14935710, 17922852, 18866160, 18918566, 19914280, 22403565, 23897136, 26884278, 28299240, 28377849, 29871420, 35845704, 37837132, 39828560, 44807130, 47296415, 53768556, 56598480, 56755698, 59742840, 67210695, 71691408, 75674264, 85133547, 89614260, 94592830, 107537112, 113511396, 119485680, 134421390, 141889245, 151348528, 170267094, 179228520, 189185660, 215074224, 227022792, 255400641, 268842780, 283778490, 340534188, 358457040, 378371320, 425667735, 454045584, 510801282, 537685560, 567556980, 681068376, 756742640, 851335470, 1021602564, 1075371120, 1135113960, 1277003205, 1362136752, 1702670940, 2043205128, 2270227920, 2554006410, 3405341880, 4086410256, 5108012820, 6810683760, 10216025640, 20432051280]

約数ペア:

[(1, 20432051280), (2, 10216025640), (3, 6810683760), (4, 5108012820), (5, 4086410256), (6, 3405341880), (8, 2554006410), (9, 2270227920), (10, 2043205128), (12, 1702670940), (15, 1362136752), (16, 1277003205), (18, 1135113960), (19, 1075371120), (20, 1021602564), (24, 851335470), (27, 756742640), (30, 681068376), (36, 567556980), (38, 537685560), (40, 510801282), (45, 454045584), (48, 425667735), (54, 378371320), (57, 358457040), (60, 340534188), (72, 283778490), (76, 268842780), (80, 255400641), (90, 227022792), (95, 215074224), (108, 189185660), (114, 179228520), (120, 170267094), (135, 151348528), (144, 141889245), (152, 134421390), (171, 119485680), (180, 113511396), (190, 107537112), (216, 94592830), (228, 89614260), (240, 85133547), (270, 75674264), (285, 71691408), (304, 67210695), (342, 59742840), (360, 56755698), (361, 56598480), (380, 53768556), (432, 47296415), (456, 44807130), (513, 39828560), (540, 37837132), (570, 35845704), (684, 29871420), (720, 28377849), (722, 28299240), (760, 26884278), (855, 23897136), (912, 22403565), (1026, 19914280), (1080, 18918566), (1083, 18866160), (1140, 17922852), (1368, 14935710), (1444, 14149620), (1520, 13442139), (1710, 11948568), (1805, 11319696), (2052, 9957140), (2160, 9459283), (2166, 9433080), (2280, 8961426), (2565, 7965712), (2736, 7467855), (2888, 7074810), (3249, 6288720), (3420, 5974284), (3610, 5659848), (4104, 4978570), (4332, 4716540), (4560, 4480713), (5130, 3982856), (5415, 3773232), (5776, 3537405), (6498, 3144360), (6840, 2987142), (7220, 2829924), (8208, 2489285), (8664, 2358270), (9747, 2096240), (10260, 1991428), (10830, 1886616), (12996, 1572180), (13680, 1493571), (14440, 1414962), (16245, 1257744), (17328, 1179135), (19494, 1048120), (20520, 995714), (21660, 943308), (25992, 786090), (26203, 779760), (28880, 707481), (32490, 628872), (38988, 524060), (41040, 497857), (43320, 471654), (48735, 419248), (51984, 393045), (52406, 389880), (64980, 314436), (77976, 262030), (78609, 259920), (86640, 235827), (97470, 209624), (104812, 194940), (129960, 157218), (131015, 155952)]