221284380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3911}}^1$

素因数の和:3987

約数の個数: 96

約数和(自身を含む): 662473728

約数和(自身を除く): 441189348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 41, 46, 60, 69, 82, 92, 115, 123, 138, 164, 205, 230, 246, 276, 345, 410, 460, 492, 615, 690, 820, 943, 1230, 1380, 1886, 2460, 2829, 3772, 3911, 4715, 5658, 7822, 9430, 11316, 11733, 14145, 15644, 18860, 19555, 23466, 28290, 39110, 46932, 56580, 58665, 78220, 89953, 117330, 160351, 179906, 234660, 269859, 320702, 359812, 449765, 481053, 539718, 641404, 801755, 899530, 962106, 1079436, 1349295, 1603510, 1799060, 1924212, 2405265, 2698590, 3207020, 3688073, 4810530, 5397180, 7376146, 9621060, 11064219, 14752292, 18440365, 22128438, 36880730, 44256876, 55321095, 73761460, 110642190, 221284380]

約数ペア:

[(1, 221284380), (2, 110642190), (3, 73761460), (4, 55321095), (5, 44256876), (6, 36880730), (10, 22128438), (12, 18440365), (15, 14752292), (20, 11064219), (23, 9621060), (30, 7376146), (41, 5397180), (46, 4810530), (60, 3688073), (69, 3207020), (82, 2698590), (92, 2405265), (115, 1924212), (123, 1799060), (138, 1603510), (164, 1349295), (205, 1079436), (230, 962106), (246, 899530), (276, 801755), (345, 641404), (410, 539718), (460, 481053), (492, 449765), (615, 359812), (690, 320702), (820, 269859), (943, 234660), (1230, 179906), (1380, 160351), (1886, 117330), (2460, 89953), (2829, 78220), (3772, 58665), (3911, 56580), (4715, 46932), (5658, 39110), (7822, 28290), (9430, 23466), (11316, 19555), (11733, 18860), (14145, 15644)]