281320560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{130241}}^1$

素因数の和:130263

約数の個数: 80

約数和(自身を含む): 969000480

約数和(自身を除く): 687679920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 130241, 260482, 390723, 520964, 651205, 781446, 1041928, 1172169, 1302410, 1562892, 1953615, 2083856, 2344338, 2604820, 3125784, 3516507, 3907230, 4688676, 5209640, 5860845, 6251568, 7033014, 7814460, 9377352, 10419280, 11721690, 14066028, 15628920, 17582535, 18754704, 23443380, 28132056, 31257840, 35165070, 46886760, 56264112, 70330140, 93773520, 140660280, 281320560]

約数ペア:

[(1, 281320560), (2, 140660280), (3, 93773520), (4, 70330140), (5, 56264112), (6, 46886760), (8, 35165070), (9, 31257840), (10, 28132056), (12, 23443380), (15, 18754704), (16, 17582535), (18, 15628920), (20, 14066028), (24, 11721690), (27, 10419280), (30, 9377352), (36, 7814460), (40, 7033014), (45, 6251568), (48, 5860845), (54, 5209640), (60, 4688676), (72, 3907230), (80, 3516507), (90, 3125784), (108, 2604820), (120, 2344338), (135, 2083856), (144, 1953615), (180, 1562892), (216, 1302410), (240, 1172169), (270, 1041928), (360, 781446), (432, 651205), (540, 520964), (720, 390723), (1080, 260482), (2160, 130241)]