140857808

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1204

約数の個数: 80

約数和(自身を含む): 339978240

約数和(自身を除く): 199120432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 89, 91, 104, 112, 178, 182, 208, 356, 364, 623, 712, 728, 1087, 1157, 1246, 1424, 1456, 2174, 2314, 2492, 4348, 4628, 4984, 7609, 8099, 8696, 9256, 9968, 14131, 15218, 16198, 17392, 18512, 28262, 30436, 32396, 56524, 60872, 64792, 96743, 98917, 113048, 121744, 129584, 193486, 197834, 226096, 386972, 395668, 677201, 773944, 791336, 1257659, 1354402, 1547888, 1582672, 2515318, 2708804, 5030636, 5417608, 8803613, 10061272, 10835216, 17607226, 20122544, 35214452, 70428904, 140857808]

約数ペア:

[(1, 140857808), (2, 70428904), (4, 35214452), (7, 20122544), (8, 17607226), (13, 10835216), (14, 10061272), (16, 8803613), (26, 5417608), (28, 5030636), (52, 2708804), (56, 2515318), (89, 1582672), (91, 1547888), (104, 1354402), (112, 1257659), (178, 791336), (182, 773944), (208, 677201), (356, 395668), (364, 386972), (623, 226096), (712, 197834), (728, 193486), (1087, 129584), (1157, 121744), (1246, 113048), (1424, 98917), (1456, 96743), (2174, 64792), (2314, 60872), (2492, 56524), (4348, 32396), (4628, 30436), (4984, 28262), (7609, 18512), (8099, 17392), (8696, 16198), (9256, 15218), (9968, 14131)]