10268820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 31547880

約数和(自身を除く): 21279060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 641, 801, 890, 1068, 1282, 1335, 1602, 1780, 1923, 2564, 2670, 3204, 3205, 3846, 4005, 5340, 5769, 6410, 7692, 8010, 9615, 11538, 12820, 16020, 19230, 23076, 28845, 38460, 57049, 57690, 114098, 115380, 171147, 228196, 285245, 342294, 513441, 570490, 684588, 855735, 1026882, 1140980, 1711470, 2053764, 2567205, 3422940, 5134410, 10268820]

約数ペア:

[(1, 10268820), (2, 5134410), (3, 3422940), (4, 2567205), (5, 2053764), (6, 1711470), (9, 1140980), (10, 1026882), (12, 855735), (15, 684588), (18, 570490), (20, 513441), (30, 342294), (36, 285245), (45, 228196), (60, 171147), (89, 115380), (90, 114098), (178, 57690), (180, 57049), (267, 38460), (356, 28845), (445, 23076), (534, 19230), (641, 16020), (801, 12820), (890, 11538), (1068, 9615), (1282, 8010), (1335, 7692), (1602, 6410), (1780, 5769), (1923, 5340), (2564, 4005), (2670, 3846), (3204, 3205)]