399351792

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4973}}^1$

素因数の和:5230

約数の個数: 80

約数和(自身を含む): 1184209920

約数和(自身を除く): 784858128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 239, 336, 478, 717, 956, 1434, 1673, 1912, 2868, 3346, 3824, 4973, 5019, 5736, 6692, 9946, 10038, 11472, 13384, 14919, 19892, 20076, 26768, 29838, 34811, 39784, 40152, 59676, 69622, 79568, 80304, 104433, 119352, 139244, 208866, 238704, 278488, 417732, 556976, 835464, 1188547, 1670928, 2377094, 3565641, 4754188, 7131282, 8319829, 9508376, 14262564, 16639658, 19016752, 24959487, 28525128, 33279316, 49918974, 57050256, 66558632, 99837948, 133117264, 199675896, 399351792]

約数ペア:

[(1, 399351792), (2, 199675896), (3, 133117264), (4, 99837948), (6, 66558632), (7, 57050256), (8, 49918974), (12, 33279316), (14, 28525128), (16, 24959487), (21, 19016752), (24, 16639658), (28, 14262564), (42, 9508376), (48, 8319829), (56, 7131282), (84, 4754188), (112, 3565641), (168, 2377094), (239, 1670928), (336, 1188547), (478, 835464), (717, 556976), (956, 417732), (1434, 278488), (1673, 238704), (1912, 208866), (2868, 139244), (3346, 119352), (3824, 104433), (4973, 80304), (5019, 79568), (5736, 69622), (6692, 59676), (9946, 40152), (10038, 39784), (11472, 34811), (13384, 29838), (14919, 26768), (19892, 20076)]