168777960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108191}}^1$

素因数の和:108218

約数の個数: 64

約数和(自身を含む): 545287680

約数和(自身を除く): 376509720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 108191, 216382, 324573, 432764, 540955, 649146, 865528, 1081910, 1298292, 1406483, 1622865, 2163820, 2596584, 2812966, 3245730, 4219449, 4327640, 5625932, 6491460, 7032415, 8438898, 11251864, 12982920, 14064830, 16877796, 21097245, 28129660, 33755592, 42194490, 56259320, 84388980, 168777960]

約数ペア:

[(1, 168777960), (2, 84388980), (3, 56259320), (4, 42194490), (5, 33755592), (6, 28129660), (8, 21097245), (10, 16877796), (12, 14064830), (13, 12982920), (15, 11251864), (20, 8438898), (24, 7032415), (26, 6491460), (30, 5625932), (39, 4327640), (40, 4219449), (52, 3245730), (60, 2812966), (65, 2596584), (78, 2163820), (104, 1622865), (120, 1406483), (130, 1298292), (156, 1081910), (195, 865528), (260, 649146), (312, 540955), (390, 432764), (520, 324573), (780, 216382), (1560, 108191)]