1814908920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{4421}}^1$

素因数の和:4757

約数の個数: 128

約数和(自身を含む): 5960148480

約数和(自身を除く): 4145239560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 311, 330, 440, 622, 660, 933, 1244, 1320, 1555, 1866, 2488, 3110, 3421, 3732, 4421, 4665, 6220, 6842, 7464, 8842, 9330, 10263, 12440, 13263, 13684, 17105, 17684, 18660, 20526, 22105, 26526, 27368, 34210, 35368, 37320, 41052, 44210, 48631, 51315, 53052, 66315, 68420, 82104, 88420, 97262, 102630, 106104, 132630, 136840, 145893, 176840, 194524, 205260, 243155, 265260, 291786, 389048, 410520, 486310, 530520, 583572, 729465, 972620, 1167144, 1374931, 1458930, 1945240, 2749862, 2917860, 4124793, 5499724, 5835720, 6874655, 8249586, 10999448, 13749310, 15124241, 16499172, 20623965, 27498620, 30248482, 32998344, 41247930, 45372723, 54997240, 60496964, 75621205, 82495860, 90745446, 120993928, 151242410, 164991720, 181490892, 226863615, 302484820, 362981784, 453727230, 604969640, 907454460, 1814908920]

約数ペア:

[(1, 1814908920), (2, 907454460), (3, 604969640), (4, 453727230), (5, 362981784), (6, 302484820), (8, 226863615), (10, 181490892), (11, 164991720), (12, 151242410), (15, 120993928), (20, 90745446), (22, 82495860), (24, 75621205), (30, 60496964), (33, 54997240), (40, 45372723), (44, 41247930), (55, 32998344), (60, 30248482), (66, 27498620), (88, 20623965), (110, 16499172), (120, 15124241), (132, 13749310), (165, 10999448), (220, 8249586), (264, 6874655), (311, 5835720), (330, 5499724), (440, 4124793), (622, 2917860), (660, 2749862), (933, 1945240), (1244, 1458930), (1320, 1374931), (1555, 1167144), (1866, 972620), (2488, 729465), (3110, 583572), (3421, 530520), (3732, 486310), (4421, 410520), (4665, 389048), (6220, 291786), (6842, 265260), (7464, 243155), (8842, 205260), (9330, 194524), (10263, 176840), (12440, 145893), (13263, 136840), (13684, 132630), (17105, 106104), (17684, 102630), (18660, 97262), (20526, 88420), (22105, 82104), (26526, 68420), (27368, 66315), (34210, 53052), (35368, 51315), (37320, 48631), (41052, 44210)]