16556280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10613}}^1$

素因数の和:10640

約数の個数: 64

約数和(自身を含む): 53494560

約数和(自身を除く): 36938280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 10613, 21226, 31839, 42452, 53065, 63678, 84904, 106130, 127356, 137969, 159195, 212260, 254712, 275938, 318390, 413907, 424520, 551876, 636780, 689845, 827814, 1103752, 1273560, 1379690, 1655628, 2069535, 2759380, 3311256, 4139070, 5518760, 8278140, 16556280]

約数ペア:

[(1, 16556280), (2, 8278140), (3, 5518760), (4, 4139070), (5, 3311256), (6, 2759380), (8, 2069535), (10, 1655628), (12, 1379690), (13, 1273560), (15, 1103752), (20, 827814), (24, 689845), (26, 636780), (30, 551876), (39, 424520), (40, 413907), (52, 318390), (60, 275938), (65, 254712), (78, 212260), (104, 159195), (120, 137969), (130, 127356), (156, 106130), (195, 84904), (260, 63678), (312, 53065), (390, 42452), (520, 31839), (780, 21226), (1560, 10613)]