219389560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2357}}^1$

素因数の和:2560

約数の個数: 64

約数和(自身を含む): 534794400

約数和(自身を除く): 315404840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 179, 260, 358, 520, 716, 895, 1432, 1790, 2327, 2357, 3580, 4654, 4714, 7160, 9308, 9428, 11635, 11785, 18616, 18856, 23270, 23570, 30641, 46540, 47140, 61282, 93080, 94280, 122564, 153205, 245128, 306410, 421903, 612820, 843806, 1225640, 1687612, 2109515, 3375224, 4219030, 5484739, 8438060, 10969478, 16876120, 21938956, 27423695, 43877912, 54847390, 109694780, 219389560]

約数ペア:

[(1, 219389560), (2, 109694780), (4, 54847390), (5, 43877912), (8, 27423695), (10, 21938956), (13, 16876120), (20, 10969478), (26, 8438060), (40, 5484739), (52, 4219030), (65, 3375224), (104, 2109515), (130, 1687612), (179, 1225640), (260, 843806), (358, 612820), (520, 421903), (716, 306410), (895, 245128), (1432, 153205), (1790, 122564), (2327, 94280), (2357, 93080), (3580, 61282), (4654, 47140), (4714, 46540), (7160, 30641), (9308, 23570), (9428, 23270), (11635, 18856), (11785, 18616)]