281615904

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{31543}}^1$

素因数の和:31590

約数の個数: 72

約数和(自身を含む): 826705152

約数和(自身を除く): 545089248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 31543, 63086, 94629, 126172, 189258, 252344, 283887, 378516, 504688, 567774, 757032, 977833, 1009376, 1135548, 1514064, 1955666, 2271096, 2933499, 3028128, 3911332, 4542192, 5866998, 7822664, 8800497, 9084384, 11733996, 15645328, 17600994, 23467992, 31290656, 35201988, 46935984, 70403976, 93871968, 140807952, 281615904]

約数ペア:

[(1, 281615904), (2, 140807952), (3, 93871968), (4, 70403976), (6, 46935984), (8, 35201988), (9, 31290656), (12, 23467992), (16, 17600994), (18, 15645328), (24, 11733996), (31, 9084384), (32, 8800497), (36, 7822664), (48, 5866998), (62, 4542192), (72, 3911332), (93, 3028128), (96, 2933499), (124, 2271096), (144, 1955666), (186, 1514064), (248, 1135548), (279, 1009376), (288, 977833), (372, 757032), (496, 567774), (558, 504688), (744, 378516), (992, 283887), (1116, 252344), (1488, 189258), (2232, 126172), (2976, 94629), (4464, 63086), (8928, 31543)]