2180864988

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{6607}}^1$

素因数の和:6843

約数の個数: 72

約数和(自身を含む): 5650077888

約数和(自身を除く): 3469212900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 173, 212, 318, 346, 477, 519, 636, 692, 954, 1038, 1557, 1908, 2076, 3114, 6228, 6607, 9169, 13214, 18338, 19821, 26428, 27507, 36676, 39642, 55014, 59463, 79284, 82521, 110028, 118926, 165042, 237852, 330084, 350171, 700342, 1050513, 1143011, 1400684, 2101026, 2286022, 3151539, 3429033, 4202052, 4572044, 6303078, 6858066, 10287099, 12606156, 13716132, 20574198, 41148396, 60579583, 121159166, 181738749, 242318332, 363477498, 545216247, 726954996, 1090432494, 2180864988]

約数ペア:

[(1, 2180864988), (2, 1090432494), (3, 726954996), (4, 545216247), (6, 363477498), (9, 242318332), (12, 181738749), (18, 121159166), (36, 60579583), (53, 41148396), (106, 20574198), (159, 13716132), (173, 12606156), (212, 10287099), (318, 6858066), (346, 6303078), (477, 4572044), (519, 4202052), (636, 3429033), (692, 3151539), (954, 2286022), (1038, 2101026), (1557, 1400684), (1908, 1143011), (2076, 1050513), (3114, 700342), (6228, 350171), (6607, 330084), (9169, 237852), (13214, 165042), (18338, 118926), (19821, 110028), (26428, 82521), (27507, 79284), (36676, 59463), (39642, 55014)]