72404460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17489}}^1$

素因数の和:17527

約数の個数: 72

約数和(自身を含む): 229188960

約数和(自身を除く): 156784500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 17489, 34978, 52467, 69956, 87445, 104934, 157401, 174890, 209868, 262335, 314802, 349780, 402247, 524670, 629604, 787005, 804494, 1049340, 1206741, 1574010, 1608988, 2011235, 2413482, 3148020, 3620223, 4022470, 4826964, 6033705, 7240446, 8044940, 12067410, 14480892, 18101115, 24134820, 36202230, 72404460]

約数ペア:

[(1, 72404460), (2, 36202230), (3, 24134820), (4, 18101115), (5, 14480892), (6, 12067410), (9, 8044940), (10, 7240446), (12, 6033705), (15, 4826964), (18, 4022470), (20, 3620223), (23, 3148020), (30, 2413482), (36, 2011235), (45, 1608988), (46, 1574010), (60, 1206741), (69, 1049340), (90, 804494), (92, 787005), (115, 629604), (138, 524670), (180, 402247), (207, 349780), (230, 314802), (276, 262335), (345, 209868), (414, 174890), (460, 157401), (690, 104934), (828, 87445), (1035, 69956), (1380, 52467), (2070, 34978), (4140, 17489)]