About the Number

128864970

128864969 ← → 128864971

2進数表記:111101011100101001011001010

漢数字表記:一億二千八百八十六万四千九百七十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 83 1 × 1327 1

素因数の和:1436
約数の個数: 96
約数和(自身を含む): 365444352
約数和(自身を除く): 236579382

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 83, 90, 117, 130, 166, 195, 234, 249, 390, 415, 498, 585, 747, 830, 1079, 1170, 1245, 1327, 1494, 2158, 2490, 2654, 3237, 3735, 3981, 5395, 6474, 6635, 7470, 7962, 9711, 10790, 11943, 13270, 16185, 17251, 19422, 19905, 23886, 32370, 34502, 39810, 48555, 51753, 59715, 86255, 97110, 103506, 110141, 119430, 155259, 172510, 220282, 258765, 310518, 330423, 517530, 550705, 660846, 776295, 991269, 1101410, 1431833, 1552590, 1652115, 1982538, 2863666, 3304230, 4295499, 4956345, 7159165, 8590998, 9912690, 12886497, 14318330, 21477495, 25772994, 42954990, 64432485, 128864970]

約数ペア:
[(1, 128864970), (2, 64432485), (3, 42954990), (5, 25772994), (6, 21477495), (9, 14318330), (10, 12886497), (13, 9912690), (15, 8590998), (18, 7159165), (26, 4956345), (30, 4295499), (39, 3304230), (45, 2863666), (65, 1982538), (78, 1652115), (83, 1552590), (90, 1431833), (117, 1101410), (130, 991269), (166, 776295), (195, 660846), (234, 550705), (249, 517530), (390, 330423), (415, 310518), (498, 258765), (585, 220282), (747, 172510), (830, 155259), (1079, 119430), (1170, 110141), (1245, 103506), (1327, 97110), (1494, 86255), (2158, 59715), (2490, 51753), (2654, 48555), (3237, 39810), (3735, 34502), (3981, 32370), (5395, 23886), (6474, 19905), (6635, 19422), (7470, 17251), (7962, 16185), (9711, 13270), (10790, 11943)]

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