144665840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5303}}^1$

素因数の和:5358

約数の個数: 80

約数和(自身を含む): 378832896

約数和(自身を除く): 234167056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5303, 5456, 6820, 10606, 13640, 21212, 26515, 27280, 42424, 53030, 58333, 84848, 106060, 116666, 164393, 212120, 233332, 291665, 328786, 424240, 466664, 583330, 657572, 821965, 933328, 1166660, 1315144, 1643930, 1808323, 2333320, 2630288, 3287860, 3616646, 4666640, 6575720, 7233292, 9041615, 13151440, 14466584, 18083230, 28933168, 36166460, 72332920, 144665840]

約数ペア:

[(1, 144665840), (2, 72332920), (4, 36166460), (5, 28933168), (8, 18083230), (10, 14466584), (11, 13151440), (16, 9041615), (20, 7233292), (22, 6575720), (31, 4666640), (40, 3616646), (44, 3287860), (55, 2630288), (62, 2333320), (80, 1808323), (88, 1643930), (110, 1315144), (124, 1166660), (155, 933328), (176, 821965), (220, 657572), (248, 583330), (310, 466664), (341, 424240), (440, 328786), (496, 291665), (620, 233332), (682, 212120), (880, 164393), (1240, 116666), (1364, 106060), (1705, 84848), (2480, 58333), (2728, 53030), (3410, 42424), (5303, 27280), (5456, 26515), (6820, 21212), (10606, 13640)]