29721900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7621}}^1$

素因数の和:7651

約数の個数: 72

約数和(自身を含む): 92622544

約数和(自身を除く): 62900644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 7621, 15242, 22863, 30484, 38105, 45726, 76210, 91452, 99073, 114315, 152420, 190525, 198146, 228630, 297219, 381050, 396292, 457260, 495365, 571575, 594438, 762100, 990730, 1143150, 1188876, 1486095, 1981460, 2286300, 2476825, 2972190, 4953650, 5944380, 7430475, 9907300, 14860950, 29721900]

約数ペア:

[(1, 29721900), (2, 14860950), (3, 9907300), (4, 7430475), (5, 5944380), (6, 4953650), (10, 2972190), (12, 2476825), (13, 2286300), (15, 1981460), (20, 1486095), (25, 1188876), (26, 1143150), (30, 990730), (39, 762100), (50, 594438), (52, 571575), (60, 495365), (65, 457260), (75, 396292), (78, 381050), (100, 297219), (130, 228630), (150, 198146), (156, 190525), (195, 152420), (260, 114315), (300, 99073), (325, 91452), (390, 76210), (650, 45726), (780, 38105), (975, 30484), (1300, 22863), (1950, 15242), (3900, 7621)]