66908520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{3793}}^1$

素因数の和:3824

約数の個数: 144

約数和(自身を含む): 253021860

約数和(自身を除く): 186113340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 3793, 4410, 5880, 7586, 8820, 11379, 15172, 17640, 18965, 22758, 26551, 30344, 34137, 37930, 45516, 53102, 56895, 68274, 75860, 79653, 91032, 106204, 113790, 132755, 136548, 151720, 159306, 170685, 185857, 212408, 227580, 238959, 265510, 273096, 318612, 341370, 371714, 398265, 455160, 477918, 531020, 557571, 637224, 682740, 743428, 796530, 929285, 955836, 1062040, 1115142, 1194795, 1365480, 1486856, 1593060, 1672713, 1858570, 1911672, 2230284, 2389590, 2787855, 3186120, 3345426, 3717140, 4460568, 4779180, 5575710, 6690852, 7434280, 8363565, 9558360, 11151420, 13381704, 16727130, 22302840, 33454260, 66908520]

約数ペア:

[(1, 66908520), (2, 33454260), (3, 22302840), (4, 16727130), (5, 13381704), (6, 11151420), (7, 9558360), (8, 8363565), (9, 7434280), (10, 6690852), (12, 5575710), (14, 4779180), (15, 4460568), (18, 3717140), (20, 3345426), (21, 3186120), (24, 2787855), (28, 2389590), (30, 2230284), (35, 1911672), (36, 1858570), (40, 1672713), (42, 1593060), (45, 1486856), (49, 1365480), (56, 1194795), (60, 1115142), (63, 1062040), (70, 955836), (72, 929285), (84, 796530), (90, 743428), (98, 682740), (105, 637224), (120, 557571), (126, 531020), (140, 477918), (147, 455160), (168, 398265), (180, 371714), (196, 341370), (210, 318612), (245, 273096), (252, 265510), (280, 238959), (294, 227580), (315, 212408), (360, 185857), (392, 170685), (420, 159306), (441, 151720), (490, 136548), (504, 132755), (588, 113790), (630, 106204), (735, 91032), (840, 79653), (882, 75860), (980, 68274), (1176, 56895), (1260, 53102), (1470, 45516), (1764, 37930), (1960, 34137), (2205, 30344), (2520, 26551), (2940, 22758), (3528, 18965), (3793, 17640), (4410, 15172), (5880, 11379), (7586, 8820)]