202330120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 465315840

約数和(自身を除く): 262985720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 191, 284, 355, 373, 382, 568, 710, 746, 764, 955, 1420, 1492, 1528, 1865, 1910, 2840, 2984, 3730, 3820, 7460, 7640, 13561, 14920, 26483, 27122, 52966, 54244, 67805, 71243, 105932, 108488, 132415, 135610, 142486, 211864, 264830, 271220, 284972, 356215, 529660, 542440, 569944, 712430, 1059320, 1424860, 2849720, 5058253, 10116506, 20233012, 25291265, 40466024, 50582530, 101165060, 202330120]

約数ペア:

[(1, 202330120), (2, 101165060), (4, 50582530), (5, 40466024), (8, 25291265), (10, 20233012), (20, 10116506), (40, 5058253), (71, 2849720), (142, 1424860), (191, 1059320), (284, 712430), (355, 569944), (373, 542440), (382, 529660), (568, 356215), (710, 284972), (746, 271220), (764, 264830), (955, 211864), (1420, 142486), (1492, 135610), (1528, 132415), (1865, 108488), (1910, 105932), (2840, 71243), (2984, 67805), (3730, 54244), (3820, 52966), (7460, 27122), (7640, 26483), (13561, 14920)]