15997950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:578

約数の個数: 72

約数和(自身を含む): 43659408

約数和(自身を除く): 27661458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 73, 75, 90, 146, 150, 219, 225, 365, 438, 450, 487, 657, 730, 974, 1095, 1314, 1461, 1825, 2190, 2435, 2922, 3285, 3650, 4383, 4870, 5475, 6570, 7305, 8766, 10950, 12175, 14610, 16425, 21915, 24350, 32850, 35551, 36525, 43830, 71102, 73050, 106653, 109575, 177755, 213306, 219150, 319959, 355510, 533265, 639918, 888775, 1066530, 1599795, 1777550, 2666325, 3199590, 5332650, 7998975, 15997950]

約数ペア:

[(1, 15997950), (2, 7998975), (3, 5332650), (5, 3199590), (6, 2666325), (9, 1777550), (10, 1599795), (15, 1066530), (18, 888775), (25, 639918), (30, 533265), (45, 355510), (50, 319959), (73, 219150), (75, 213306), (90, 177755), (146, 109575), (150, 106653), (219, 73050), (225, 71102), (365, 43830), (438, 36525), (450, 35551), (487, 32850), (657, 24350), (730, 21915), (974, 16425), (1095, 14610), (1314, 12175), (1461, 10950), (1825, 8766), (2190, 7305), (2435, 6570), (2922, 5475), (3285, 4870), (3650, 4383)]