225342320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1153}}^1$

素因数の和:1522

約数の個数: 80

約数和(自身を含む): 601003200

約数和(自身を除く): 375660880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 349, 560, 698, 1153, 1396, 1745, 2306, 2443, 2792, 3490, 4612, 4886, 5584, 5765, 6980, 8071, 9224, 9772, 11530, 12215, 13960, 16142, 18448, 19544, 23060, 24430, 27920, 32284, 39088, 40355, 46120, 48860, 64568, 80710, 92240, 97720, 129136, 161420, 195440, 322840, 402397, 645680, 804794, 1609588, 2011985, 2816779, 3219176, 4023970, 5633558, 6438352, 8047940, 11267116, 14083895, 16095880, 22534232, 28167790, 32191760, 45068464, 56335580, 112671160, 225342320]

約数ペア:

[(1, 225342320), (2, 112671160), (4, 56335580), (5, 45068464), (7, 32191760), (8, 28167790), (10, 22534232), (14, 16095880), (16, 14083895), (20, 11267116), (28, 8047940), (35, 6438352), (40, 5633558), (56, 4023970), (70, 3219176), (80, 2816779), (112, 2011985), (140, 1609588), (280, 804794), (349, 645680), (560, 402397), (698, 322840), (1153, 195440), (1396, 161420), (1745, 129136), (2306, 97720), (2443, 92240), (2792, 80710), (3490, 64568), (4612, 48860), (4886, 46120), (5584, 40355), (5765, 39088), (6980, 32284), (8071, 27920), (9224, 24430), (9772, 23060), (11530, 19544), (12215, 18448), (13960, 16142)]