15856553640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1\times {\mathrm{1933}}^1$

素因数の和:2491

約数の個数: 128

約数和(自身を含む): 47973720960

約数和(自身を除く): 32117167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 347, 394, 591, 694, 788, 985, 1041, 1182, 1388, 1576, 1735, 1933, 1970, 2082, 2364, 2776, 2955, 3470, 3866, 3940, 4164, 4728, 5205, 5799, 5910, 6940, 7732, 7880, 8328, 9665, 10410, 11598, 11820, 13880, 15464, 19330, 20820, 23196, 23640, 28995, 38660, 41640, 46392, 57990, 68359, 77320, 115980, 136718, 205077, 231960, 273436, 341795, 380801, 410154, 546872, 670751, 683590, 761602, 820308, 1025385, 1142403, 1341502, 1367180, 1523204, 1640616, 1904005, 2012253, 2050770, 2284806, 2683004, 2734360, 3046408, 3353755, 3808010, 4024506, 4101540, 4569612, 5366008, 5712015, 6707510, 7616020, 8049012, 8203080, 9139224, 10061265, 11424030, 13415020, 15232040, 16098024, 20122530, 22848060, 26830040, 40245060, 45696120, 80490120, 132137947, 264275894, 396413841, 528551788, 660689735, 792827682, 1057103576, 1321379470, 1585655364, 1982069205, 2642758940, 3171310728, 3964138410, 5285517880, 7928276820, 15856553640]

約数ペア:

[(1, 15856553640), (2, 7928276820), (3, 5285517880), (4, 3964138410), (5, 3171310728), (6, 2642758940), (8, 1982069205), (10, 1585655364), (12, 1321379470), (15, 1057103576), (20, 792827682), (24, 660689735), (30, 528551788), (40, 396413841), (60, 264275894), (120, 132137947), (197, 80490120), (347, 45696120), (394, 40245060), (591, 26830040), (694, 22848060), (788, 20122530), (985, 16098024), (1041, 15232040), (1182, 13415020), (1388, 11424030), (1576, 10061265), (1735, 9139224), (1933, 8203080), (1970, 8049012), (2082, 7616020), (2364, 6707510), (2776, 5712015), (2955, 5366008), (3470, 4569612), (3866, 4101540), (3940, 4024506), (4164, 3808010), (4728, 3353755), (5205, 3046408), (5799, 2734360), (5910, 2683004), (6940, 2284806), (7732, 2050770), (7880, 2012253), (8328, 1904005), (9665, 1640616), (10410, 1523204), (11598, 1367180), (11820, 1341502), (13880, 1142403), (15464, 1025385), (19330, 820308), (20820, 761602), (23196, 683590), (23640, 670751), (28995, 546872), (38660, 410154), (41640, 380801), (46392, 341795), (57990, 273436), (68359, 231960), (77320, 205077), (115980, 136718)]