1399287424

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 3015936000

約数和(自身を除く): 1616648576

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 59, 62, 64, 86, 118, 124, 128, 139, 172, 236, 248, 278, 344, 472, 496, 556, 688, 944, 992, 1112, 1333, 1376, 1829, 1888, 1984, 2224, 2537, 2666, 2752, 3658, 3776, 3968, 4309, 4448, 5074, 5332, 5504, 5977, 7316, 7552, 8201, 8618, 8896, 10148, 10664, 11954, 14632, 16402, 17236, 17792, 20296, 21328, 23908, 29264, 32804, 34472, 40592, 42656, 47816, 58528, 65608, 68944, 78647, 81184, 85312, 95632, 117056, 131216, 137888, 157294, 162368, 170624, 185287, 191264, 234112, 254231, 262432, 275776, 314588, 324736, 352643, 370574, 382528, 508462, 524864, 551552, 629176, 705286, 741148, 765056, 1016924, 1049728, 1258352, 1410572, 1482296, 2033848, 2516704, 2821144, 2964592, 4067696, 5033408, 5642288, 5929184, 8135392, 10066816, 10931933, 11284576, 11858368, 16270784, 21863866, 22569152, 23716736, 32541568, 43727732, 45138304, 87455464, 174910928, 349821856, 699643712, 1399287424]

約数ペア:

[(1, 1399287424), (2, 699643712), (4, 349821856), (8, 174910928), (16, 87455464), (31, 45138304), (32, 43727732), (43, 32541568), (59, 23716736), (62, 22569152), (64, 21863866), (86, 16270784), (118, 11858368), (124, 11284576), (128, 10931933), (139, 10066816), (172, 8135392), (236, 5929184), (248, 5642288), (278, 5033408), (344, 4067696), (472, 2964592), (496, 2821144), (556, 2516704), (688, 2033848), (944, 1482296), (992, 1410572), (1112, 1258352), (1333, 1049728), (1376, 1016924), (1829, 765056), (1888, 741148), (1984, 705286), (2224, 629176), (2537, 551552), (2666, 524864), (2752, 508462), (3658, 382528), (3776, 370574), (3968, 352643), (4309, 324736), (4448, 314588), (5074, 275776), (5332, 262432), (5504, 254231), (5977, 234112), (7316, 191264), (7552, 185287), (8201, 170624), (8618, 162368), (8896, 157294), (10148, 137888), (10664, 131216), (11954, 117056), (14632, 95632), (16402, 85312), (17236, 81184), (17792, 78647), (20296, 68944), (21328, 65608), (23908, 58528), (29264, 47816), (32804, 42656), (34472, 40592)]