161568400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3081

約数の個数: 120

約数和(自身を含む): 467122880

約数和(自身を除く): 305554480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 175, 190, 200, 266, 280, 304, 350, 380, 400, 475, 532, 560, 665, 700, 760, 950, 1064, 1330, 1400, 1520, 1900, 2128, 2660, 2800, 3037, 3325, 3800, 5320, 6074, 6650, 7600, 10640, 12148, 13300, 15185, 21259, 24296, 26600, 30370, 42518, 48592, 53200, 57703, 60740, 75925, 85036, 106295, 115406, 121480, 151850, 170072, 212590, 230812, 242960, 288515, 303700, 340144, 403921, 425180, 461624, 531475, 577030, 607400, 807842, 850360, 923248, 1062950, 1154060, 1214800, 1442575, 1615684, 1700720, 2019605, 2125900, 2308120, 2885150, 3231368, 4039210, 4251800, 4616240, 5770300, 6462736, 8078420, 8503600, 10098025, 11540600, 16156840, 20196050, 23081200, 32313680, 40392100, 80784200, 161568400]

約数ペア:

[(1, 161568400), (2, 80784200), (4, 40392100), (5, 32313680), (7, 23081200), (8, 20196050), (10, 16156840), (14, 11540600), (16, 10098025), (19, 8503600), (20, 8078420), (25, 6462736), (28, 5770300), (35, 4616240), (38, 4251800), (40, 4039210), (50, 3231368), (56, 2885150), (70, 2308120), (76, 2125900), (80, 2019605), (95, 1700720), (100, 1615684), (112, 1442575), (133, 1214800), (140, 1154060), (152, 1062950), (175, 923248), (190, 850360), (200, 807842), (266, 607400), (280, 577030), (304, 531475), (350, 461624), (380, 425180), (400, 403921), (475, 340144), (532, 303700), (560, 288515), (665, 242960), (700, 230812), (760, 212590), (950, 170072), (1064, 151850), (1330, 121480), (1400, 115406), (1520, 106295), (1900, 85036), (2128, 75925), (2660, 60740), (2800, 57703), (3037, 53200), (3325, 48592), (3800, 42518), (5320, 30370), (6074, 26600), (6650, 24296), (7600, 21259), (10640, 15185), (12148, 13300)]