778990680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7237}}^1$

素因数の和:7290

約数の個数: 192

約数和(自身を含む): 2845402560

約数和(自身を除く): 2066411880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 60, 65, 69, 72, 78, 90, 92, 104, 115, 117, 120, 130, 138, 156, 180, 184, 195, 207, 230, 234, 260, 276, 299, 312, 345, 360, 390, 414, 460, 468, 520, 552, 585, 598, 690, 780, 828, 897, 920, 936, 1035, 1170, 1196, 1380, 1495, 1560, 1656, 1794, 2070, 2340, 2392, 2691, 2760, 2990, 3588, 4140, 4485, 4680, 5382, 5980, 7176, 7237, 8280, 8970, 10764, 11960, 13455, 14474, 17940, 21528, 21711, 26910, 28948, 35880, 36185, 43422, 53820, 57896, 65133, 72370, 86844, 94081, 107640, 108555, 130266, 144740, 166451, 173688, 188162, 217110, 260532, 282243, 289480, 325665, 332902, 376324, 434220, 470405, 499353, 521064, 564486, 651330, 665804, 752648, 832255, 846729, 868440, 940810, 998706, 1128972, 1302660, 1331608, 1411215, 1498059, 1664510, 1693458, 1881620, 1997412, 2163863, 2257944, 2496765, 2605320, 2822430, 2996118, 3329020, 3386916, 3763240, 3994824, 4233645, 4327726, 4993530, 5644860, 5992236, 6491589, 6658040, 6773832, 7490295, 8467290, 8655452, 9987060, 10819315, 11289720, 11984472, 12983178, 14980590, 16934580, 17310904, 19474767, 19974120, 21638630, 25966356, 29961180, 32457945, 33869160, 38949534, 43277260, 51932712, 59922360, 64915890, 77899068, 86554520, 97373835, 129831780, 155798136, 194747670, 259663560, 389495340, 778990680]

約数ペア:

[(1, 778990680), (2, 389495340), (3, 259663560), (4, 194747670), (5, 155798136), (6, 129831780), (8, 97373835), (9, 86554520), (10, 77899068), (12, 64915890), (13, 59922360), (15, 51932712), (18, 43277260), (20, 38949534), (23, 33869160), (24, 32457945), (26, 29961180), (30, 25966356), (36, 21638630), (39, 19974120), (40, 19474767), (45, 17310904), (46, 16934580), (52, 14980590), (60, 12983178), (65, 11984472), (69, 11289720), (72, 10819315), (78, 9987060), (90, 8655452), (92, 8467290), (104, 7490295), (115, 6773832), (117, 6658040), (120, 6491589), (130, 5992236), (138, 5644860), (156, 4993530), (180, 4327726), (184, 4233645), (195, 3994824), (207, 3763240), (230, 3386916), (234, 3329020), (260, 2996118), (276, 2822430), (299, 2605320), (312, 2496765), (345, 2257944), (360, 2163863), (390, 1997412), (414, 1881620), (460, 1693458), (468, 1664510), (520, 1498059), (552, 1411215), (585, 1331608), (598, 1302660), (690, 1128972), (780, 998706), (828, 940810), (897, 868440), (920, 846729), (936, 832255), (1035, 752648), (1170, 665804), (1196, 651330), (1380, 564486), (1495, 521064), (1560, 499353), (1656, 470405), (1794, 434220), (2070, 376324), (2340, 332902), (2392, 325665), (2691, 289480), (2760, 282243), (2990, 260532), (3588, 217110), (4140, 188162), (4485, 173688), (4680, 166451), (5382, 144740), (5980, 130266), (7176, 108555), (7237, 107640), (8280, 94081), (8970, 86844), (10764, 72370), (11960, 65133), (13455, 57896), (14474, 53820), (17940, 43422), (21528, 36185), (21711, 35880), (26910, 28948)]