20320835616

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{161461}}^1$

素因数の和:161519

約数の個数: 144

約数和(自身を含む): 63473941440

約数和(自身を除く): 43153105824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 69, 72, 76, 92, 96, 114, 138, 144, 152, 171, 184, 207, 228, 276, 288, 304, 342, 368, 414, 437, 456, 552, 608, 684, 736, 828, 874, 912, 1104, 1311, 1368, 1656, 1748, 1824, 2208, 2622, 2736, 3312, 3496, 3933, 5244, 5472, 6624, 6992, 7866, 10488, 13984, 15732, 20976, 31464, 41952, 62928, 125856, 161461, 322922, 484383, 645844, 968766, 1291688, 1453149, 1937532, 2583376, 2906298, 3067759, 3713603, 3875064, 5166752, 5812596, 6135518, 7427206, 7750128, 9203277, 11140809, 11625192, 12271036, 14854412, 15500256, 18406554, 22281618, 23250384, 24542072, 27609831, 29708824, 33422427, 36813108, 44563236, 46500768, 49084144, 55219662, 59417648, 66844854, 70558457, 73626216, 89126472, 98168288, 110439324, 118835296, 133689708, 141116914, 147252432, 178252944, 211675371, 220878648, 267379416, 282233828, 294504864, 356505888, 423350742, 441757296, 534758832, 564467656, 635026113, 846701484, 883514592, 1069517664, 1128935312, 1270052226, 1693402968, 2257870624, 2540104452, 3386805936, 5080208904, 6773611872, 10160417808, 20320835616]

約数ペア:

[(1, 20320835616), (2, 10160417808), (3, 6773611872), (4, 5080208904), (6, 3386805936), (8, 2540104452), (9, 2257870624), (12, 1693402968), (16, 1270052226), (18, 1128935312), (19, 1069517664), (23, 883514592), (24, 846701484), (32, 635026113), (36, 564467656), (38, 534758832), (46, 441757296), (48, 423350742), (57, 356505888), (69, 294504864), (72, 282233828), (76, 267379416), (92, 220878648), (96, 211675371), (114, 178252944), (138, 147252432), (144, 141116914), (152, 133689708), (171, 118835296), (184, 110439324), (207, 98168288), (228, 89126472), (276, 73626216), (288, 70558457), (304, 66844854), (342, 59417648), (368, 55219662), (414, 49084144), (437, 46500768), (456, 44563236), (552, 36813108), (608, 33422427), (684, 29708824), (736, 27609831), (828, 24542072), (874, 23250384), (912, 22281618), (1104, 18406554), (1311, 15500256), (1368, 14854412), (1656, 12271036), (1748, 11625192), (1824, 11140809), (2208, 9203277), (2622, 7750128), (2736, 7427206), (3312, 6135518), (3496, 5812596), (3933, 5166752), (5244, 3875064), (5472, 3713603), (6624, 3067759), (6992, 2906298), (7866, 2583376), (10488, 1937532), (13984, 1453149), (15732, 1291688), (20976, 968766), (31464, 645844), (41952, 484383), (62928, 322922), (125856, 161461)]