128223420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3823}}^1$

素因数の和:3891

約数の個数: 96

約数和(自身を含む): 395738112

約数和(自身を除く): 267514692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2236, 2580, 2795, 3354, 3823, 5590, 6708, 7646, 8385, 11180, 11469, 15292, 16770, 19115, 22938, 33540, 38230, 45876, 49699, 57345, 76460, 99398, 114690, 149097, 164389, 198796, 229380, 248495, 298194, 328778, 493167, 496990, 596388, 657556, 745485, 821945, 986334, 993980, 1490970, 1643890, 1972668, 2137057, 2465835, 2981940, 3287780, 4274114, 4931670, 6411171, 8548228, 9863340, 10685285, 12822342, 21370570, 25644684, 32055855, 42741140, 64111710, 128223420]

約数ペア:

[(1, 128223420), (2, 64111710), (3, 42741140), (4, 32055855), (5, 25644684), (6, 21370570), (10, 12822342), (12, 10685285), (13, 9863340), (15, 8548228), (20, 6411171), (26, 4931670), (30, 4274114), (39, 3287780), (43, 2981940), (52, 2465835), (60, 2137057), (65, 1972668), (78, 1643890), (86, 1490970), (129, 993980), (130, 986334), (156, 821945), (172, 745485), (195, 657556), (215, 596388), (258, 496990), (260, 493167), (390, 328778), (430, 298194), (516, 248495), (559, 229380), (645, 198796), (780, 164389), (860, 149097), (1118, 114690), (1290, 99398), (1677, 76460), (2236, 57345), (2580, 49699), (2795, 45876), (3354, 38230), (3823, 33540), (5590, 22938), (6708, 19115), (7646, 16770), (8385, 15292), (11180, 11469)]