15872688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 48972560

約数和(自身を除く): 33099872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 139, 144, 156, 183, 208, 234, 244, 278, 312, 366, 417, 468, 488, 549, 556, 624, 732, 793, 834, 936, 976, 1098, 1112, 1251, 1464, 1586, 1668, 1807, 1872, 2196, 2224, 2379, 2502, 2928, 3172, 3336, 3614, 4392, 4758, 5004, 5421, 6344, 6672, 7137, 7228, 8479, 8784, 9516, 10008, 10842, 12688, 14274, 14456, 16263, 16958, 19032, 20016, 21684, 25437, 28548, 28912, 32526, 33916, 38064, 43368, 50874, 57096, 65052, 67832, 76311, 86736, 101748, 110227, 114192, 130104, 135664, 152622, 203496, 220454, 260208, 305244, 330681, 406992, 440908, 610488, 661362, 881816, 992043, 1220976, 1322724, 1763632, 1984086, 2645448, 3968172, 5290896, 7936344, 15872688]

約数ペア:

[(1, 15872688), (2, 7936344), (3, 5290896), (4, 3968172), (6, 2645448), (8, 1984086), (9, 1763632), (12, 1322724), (13, 1220976), (16, 992043), (18, 881816), (24, 661362), (26, 610488), (36, 440908), (39, 406992), (48, 330681), (52, 305244), (61, 260208), (72, 220454), (78, 203496), (104, 152622), (117, 135664), (122, 130104), (139, 114192), (144, 110227), (156, 101748), (183, 86736), (208, 76311), (234, 67832), (244, 65052), (278, 57096), (312, 50874), (366, 43368), (417, 38064), (468, 33916), (488, 32526), (549, 28912), (556, 28548), (624, 25437), (732, 21684), (793, 20016), (834, 19032), (936, 16958), (976, 16263), (1098, 14456), (1112, 14274), (1251, 12688), (1464, 10842), (1586, 10008), (1668, 9516), (1807, 8784), (1872, 8479), (2196, 7228), (2224, 7137), (2379, 6672), (2502, 6344), (2928, 5421), (3172, 5004), (3336, 4758), (3614, 4392)]