618495424

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1061

約数の個数: 56

約数和(自身を含む): 1252728000

約数和(自身を除く): 634232576

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 149, 158, 298, 316, 596, 632, 821, 1192, 1264, 1642, 2384, 2528, 3284, 4768, 5056, 6568, 9536, 11771, 13136, 23542, 26272, 47084, 52544, 64859, 94168, 122329, 129718, 188336, 244658, 259436, 376672, 489316, 518872, 753344, 978632, 1037744, 1957264, 2075488, 3914528, 4150976, 7829056, 9663991, 19327982, 38655964, 77311928, 154623856, 309247712, 618495424]

約数ペア:

[(1, 618495424), (2, 309247712), (4, 154623856), (8, 77311928), (16, 38655964), (32, 19327982), (64, 9663991), (79, 7829056), (149, 4150976), (158, 3914528), (298, 2075488), (316, 1957264), (596, 1037744), (632, 978632), (821, 753344), (1192, 518872), (1264, 489316), (1642, 376672), (2384, 259436), (2528, 244658), (3284, 188336), (4768, 129718), (5056, 122329), (6568, 94168), (9536, 64859), (11771, 52544), (13136, 47084), (23542, 26272)]