2015540040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1097}}^1$

素因数の和:1423

約数の個数: 128

約数和(自身を含む): 6175854720

約数和(自身を除く): 4160314680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 251, 305, 366, 488, 502, 610, 732, 753, 915, 1004, 1097, 1220, 1255, 1464, 1506, 1830, 2008, 2194, 2440, 2510, 3012, 3291, 3660, 3765, 4388, 5020, 5485, 6024, 6582, 7320, 7530, 8776, 10040, 10970, 13164, 15060, 15311, 16455, 21940, 26328, 30120, 30622, 32910, 43880, 45933, 61244, 65820, 66917, 76555, 91866, 122488, 131640, 133834, 153110, 183732, 200751, 229665, 267668, 275347, 306220, 334585, 367464, 401502, 459330, 535336, 550694, 612440, 669170, 803004, 826041, 918660, 1003755, 1101388, 1338340, 1376735, 1606008, 1652082, 1837320, 2007510, 2202776, 2676680, 2753470, 3304164, 4015020, 4130205, 5506940, 6608328, 8030040, 8260410, 11013880, 16520820, 16796167, 33041640, 33592334, 50388501, 67184668, 83980835, 100777002, 134369336, 167961670, 201554004, 251942505, 335923340, 403108008, 503885010, 671846680, 1007770020, 2015540040]

約数ペア:

[(1, 2015540040), (2, 1007770020), (3, 671846680), (4, 503885010), (5, 403108008), (6, 335923340), (8, 251942505), (10, 201554004), (12, 167961670), (15, 134369336), (20, 100777002), (24, 83980835), (30, 67184668), (40, 50388501), (60, 33592334), (61, 33041640), (120, 16796167), (122, 16520820), (183, 11013880), (244, 8260410), (251, 8030040), (305, 6608328), (366, 5506940), (488, 4130205), (502, 4015020), (610, 3304164), (732, 2753470), (753, 2676680), (915, 2202776), (1004, 2007510), (1097, 1837320), (1220, 1652082), (1255, 1606008), (1464, 1376735), (1506, 1338340), (1830, 1101388), (2008, 1003755), (2194, 918660), (2440, 826041), (2510, 803004), (3012, 669170), (3291, 612440), (3660, 550694), (3765, 535336), (4388, 459330), (5020, 401502), (5485, 367464), (6024, 334585), (6582, 306220), (7320, 275347), (7530, 267668), (8776, 229665), (10040, 200751), (10970, 183732), (13164, 153110), (15060, 133834), (15311, 131640), (16455, 122488), (21940, 91866), (26328, 76555), (30120, 66917), (30622, 65820), (32910, 61244), (43880, 45933)]