228742720

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^2$

素因数の和:360

約数の個数: 84

約数和(自身を含む): 567088020

約数和(自身を除く): 338345300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 157, 160, 232, 290, 314, 320, 464, 580, 628, 785, 928, 1160, 1256, 1570, 1856, 2320, 2512, 3140, 4553, 4640, 5024, 6280, 9106, 9280, 10048, 12560, 18212, 22765, 24649, 25120, 36424, 45530, 49298, 50240, 72848, 91060, 98596, 123245, 145696, 182120, 197192, 246490, 291392, 364240, 394384, 492980, 714821, 728480, 788768, 985960, 1429642, 1456960, 1577536, 1971920, 2859284, 3574105, 3943840, 5718568, 7148210, 7887680, 11437136, 14296420, 22874272, 28592840, 45748544, 57185680, 114371360, 228742720]

約数ペア:

[(1, 228742720), (2, 114371360), (4, 57185680), (5, 45748544), (8, 28592840), (10, 22874272), (16, 14296420), (20, 11437136), (29, 7887680), (32, 7148210), (40, 5718568), (58, 3943840), (64, 3574105), (80, 2859284), (116, 1971920), (145, 1577536), (157, 1456960), (160, 1429642), (232, 985960), (290, 788768), (314, 728480), (320, 714821), (464, 492980), (580, 394384), (628, 364240), (785, 291392), (928, 246490), (1160, 197192), (1256, 182120), (1570, 145696), (1856, 123245), (2320, 98596), (2512, 91060), (3140, 72848), (4553, 50240), (4640, 49298), (5024, 45530), (6280, 36424), (9106, 25120), (9280, 24649), (10048, 22765), (12560, 18212)]