400455384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^2$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 1161646080

約数和(自身を除く): 761190696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 137, 168, 254, 274, 381, 411, 508, 548, 762, 822, 889, 959, 1016, 1096, 1524, 1644, 1778, 1918, 2667, 2877, 3048, 3288, 3556, 3836, 5334, 5754, 7112, 7672, 10668, 11508, 17399, 18769, 21336, 23016, 34798, 37538, 52197, 56307, 69596, 75076, 104394, 112614, 121793, 131383, 139192, 150152, 208788, 225228, 243586, 262766, 365379, 394149, 417576, 450456, 487172, 525532, 730758, 788298, 974344, 1051064, 1461516, 1576596, 2383663, 2923032, 3153192, 4767326, 7150989, 9534652, 14301978, 16685641, 19069304, 28603956, 33371282, 50056923, 57207912, 66742564, 100113846, 133485128, 200227692, 400455384]

約数ペア:

[(1, 400455384), (2, 200227692), (3, 133485128), (4, 100113846), (6, 66742564), (7, 57207912), (8, 50056923), (12, 33371282), (14, 28603956), (21, 19069304), (24, 16685641), (28, 14301978), (42, 9534652), (56, 7150989), (84, 4767326), (127, 3153192), (137, 2923032), (168, 2383663), (254, 1576596), (274, 1461516), (381, 1051064), (411, 974344), (508, 788298), (548, 730758), (762, 525532), (822, 487172), (889, 450456), (959, 417576), (1016, 394149), (1096, 365379), (1524, 262766), (1644, 243586), (1778, 225228), (1918, 208788), (2667, 150152), (2877, 139192), (3048, 131383), (3288, 121793), (3556, 112614), (3836, 104394), (5334, 75076), (5754, 69596), (7112, 56307), (7672, 52197), (10668, 37538), (11508, 34798), (17399, 23016), (18769, 21336)]