71988720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15787}}^1$

素因数の和:15822

約数の個数: 80

約数和(自身を含む): 234925440

約数和(自身を除く): 162936720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 15787, 31574, 47361, 63148, 78935, 94722, 126296, 157870, 189444, 236805, 252592, 299953, 315740, 378888, 473610, 599906, 631480, 757776, 899859, 947220, 1199812, 1262960, 1499765, 1799718, 1894440, 2399624, 2999530, 3599436, 3788880, 4499295, 4799248, 5999060, 7198872, 8998590, 11998120, 14397744, 17997180, 23996240, 35994360, 71988720]

約数ペア:

[(1, 71988720), (2, 35994360), (3, 23996240), (4, 17997180), (5, 14397744), (6, 11998120), (8, 8998590), (10, 7198872), (12, 5999060), (15, 4799248), (16, 4499295), (19, 3788880), (20, 3599436), (24, 2999530), (30, 2399624), (38, 1894440), (40, 1799718), (48, 1499765), (57, 1262960), (60, 1199812), (76, 947220), (80, 899859), (95, 757776), (114, 631480), (120, 599906), (152, 473610), (190, 378888), (228, 315740), (240, 299953), (285, 252592), (304, 236805), (380, 189444), (456, 157870), (570, 126296), (760, 94722), (912, 78935), (1140, 63148), (1520, 47361), (2280, 31574), (4560, 15787)]