78978780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6359}}^1$

素因数の和:6400

約数の個数: 96

約数和(自身を含む): 256435200

約数和(自身を除く): 177456420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 6359, 12420, 12718, 19077, 25436, 31795, 38154, 57231, 63590, 76308, 95385, 114462, 127180, 146257, 171693, 190770, 228924, 286155, 292514, 343386, 381540, 438771, 572310, 585028, 686772, 731285, 858465, 877542, 1144620, 1316313, 1462570, 1716930, 1755084, 2193855, 2632626, 2925140, 3433860, 3948939, 4387710, 5265252, 6581565, 7897878, 8775420, 13163130, 15795756, 19744695, 26326260, 39489390, 78978780]

約数ペア:

[(1, 78978780), (2, 39489390), (3, 26326260), (4, 19744695), (5, 15795756), (6, 13163130), (9, 8775420), (10, 7897878), (12, 6581565), (15, 5265252), (18, 4387710), (20, 3948939), (23, 3433860), (27, 2925140), (30, 2632626), (36, 2193855), (45, 1755084), (46, 1716930), (54, 1462570), (60, 1316313), (69, 1144620), (90, 877542), (92, 858465), (108, 731285), (115, 686772), (135, 585028), (138, 572310), (180, 438771), (207, 381540), (230, 343386), (270, 292514), (276, 286155), (345, 228924), (414, 190770), (460, 171693), (540, 146257), (621, 127180), (690, 114462), (828, 95385), (1035, 76308), (1242, 63590), (1380, 57231), (2070, 38154), (2484, 31795), (3105, 25436), (4140, 19077), (6210, 12718), (6359, 12420)]