1330388720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{4093}}^1$

素因数の和:4362

約数の個数: 80

約数和(自身を含む): 3289610880

約数和(自身を除く): 1959222160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 239, 272, 340, 478, 680, 956, 1195, 1360, 1912, 2390, 3824, 4063, 4093, 4780, 8126, 8186, 9560, 16252, 16372, 19120, 20315, 20465, 32504, 32744, 40630, 40930, 65008, 65488, 69581, 81260, 81860, 139162, 162520, 163720, 278324, 325040, 327440, 347905, 556648, 695810, 978227, 1113296, 1391620, 1956454, 2783240, 3912908, 4891135, 5566480, 7825816, 9782270, 15651632, 16629859, 19564540, 33259718, 39129080, 66519436, 78258160, 83149295, 133038872, 166298590, 266077744, 332597180, 665194360, 1330388720]

約数ペア:

[(1, 1330388720), (2, 665194360), (4, 332597180), (5, 266077744), (8, 166298590), (10, 133038872), (16, 83149295), (17, 78258160), (20, 66519436), (34, 39129080), (40, 33259718), (68, 19564540), (80, 16629859), (85, 15651632), (136, 9782270), (170, 7825816), (239, 5566480), (272, 4891135), (340, 3912908), (478, 2783240), (680, 1956454), (956, 1391620), (1195, 1113296), (1360, 978227), (1912, 695810), (2390, 556648), (3824, 347905), (4063, 327440), (4093, 325040), (4780, 278324), (8126, 163720), (8186, 162520), (9560, 139162), (16252, 81860), (16372, 81260), (19120, 69581), (20315, 65488), (20465, 65008), (32504, 40930), (32744, 40630)]