187387720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4049}}^1$

素因数の和:4162

約数の個数: 64

約数和(自身を含む): 459270000

約数和(自身を除く): 271882280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1780, 2314, 3560, 4049, 4628, 5785, 8098, 9256, 11570, 16196, 20245, 23140, 32392, 40490, 46280, 52637, 80980, 105274, 161960, 210548, 263185, 360361, 421096, 526370, 720722, 1052740, 1441444, 1801805, 2105480, 2882888, 3603610, 4684693, 7207220, 9369386, 14414440, 18738772, 23423465, 37477544, 46846930, 93693860, 187387720]

約数ペア:

[(1, 187387720), (2, 93693860), (4, 46846930), (5, 37477544), (8, 23423465), (10, 18738772), (13, 14414440), (20, 9369386), (26, 7207220), (40, 4684693), (52, 3603610), (65, 2882888), (89, 2105480), (104, 1801805), (130, 1441444), (178, 1052740), (260, 720722), (356, 526370), (445, 421096), (520, 360361), (712, 263185), (890, 210548), (1157, 161960), (1780, 105274), (2314, 80980), (3560, 52637), (4049, 46280), (4628, 40490), (5785, 32392), (8098, 23140), (9256, 20245), (11570, 16196)]