215822100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{55339}}^1$

素因数の和:55369

約数の個数: 72

約数和(自身を含む): 672491680

約数和(自身を除く): 456669580

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, 55339, 110678, 166017, 221356, 276695, 332034, 553390, 664068, 719407, 830085, 1106780, 1383475, 1438814, 1660170, 2158221, 2766950, 2877628, 3320340, 3597035, 4150425, 4316442, 5533900, 7194070, 8300850, 8632884, 10791105, 14388140, 16601700, 17985175, 21582210, 35970350, 43164420, 53955525, 71940700, 107911050, 215822100]

約数ペア:

[(1, 215822100), (2, 107911050), (3, 71940700), (4, 53955525), (5, 43164420), (6, 35970350), (10, 21582210), (12, 17985175), (13, 16601700), (15, 14388140), (20, 10791105), (25, 8632884), (26, 8300850), (30, 7194070), (39, 5533900), (50, 4316442), (52, 4150425), (60, 3597035), (65, 3320340), (75, 2877628), (78, 2766950), (100, 2158221), (130, 1660170), (150, 1438814), (156, 1383475), (195, 1106780), (260, 830085), (300, 719407), (325, 664068), (390, 553390), (650, 332034), (780, 276695), (975, 221356), (1300, 166017), (1950, 110678), (3900, 55339)]