321016696

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40087}}^1$

素因数の和:40124

約数の個数: 64

約数和(自身を含む): 808174080

約数和(自身を除く): 487157384

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 40087, 80174, 160348, 280609, 320696, 440957, 521131, 561218, 881914, 1042262, 1122436, 1763828, 2084524, 2244872, 3086699, 3527656, 3647917, 4169048, 5732441, 6173398, 7295834, 11464882, 12346796, 14591668, 22929764, 24693592, 29183336, 40127087, 45859528, 80254174, 160508348, 321016696]

約数ペア:

[(1, 321016696), (2, 160508348), (4, 80254174), (7, 45859528), (8, 40127087), (11, 29183336), (13, 24693592), (14, 22929764), (22, 14591668), (26, 12346796), (28, 11464882), (44, 7295834), (52, 6173398), (56, 5732441), (77, 4169048), (88, 3647917), (91, 3527656), (104, 3086699), (143, 2244872), (154, 2084524), (182, 1763828), (286, 1122436), (308, 1042262), (364, 881914), (572, 561218), (616, 521131), (728, 440957), (1001, 320696), (1144, 280609), (2002, 160348), (4004, 80174), (8008, 40087)]