161785440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{397}}^1$

素因数の和:701

約数の個数: 144

約数和(自身を含む): 555439248

約数和(自身を除く): 393653808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 283, 288, 360, 397, 480, 566, 720, 794, 849, 1132, 1191, 1415, 1440, 1588, 1698, 1985, 2264, 2382, 2547, 2830, 3176, 3396, 3573, 3970, 4245, 4528, 4764, 5094, 5660, 5955, 6352, 6792, 7146, 7940, 8490, 9056, 9528, 10188, 11320, 11910, 12704, 12735, 13584, 14292, 15880, 16980, 17865, 19056, 20376, 22640, 23820, 25470, 27168, 28584, 31760, 33960, 35730, 38112, 40752, 45280, 47640, 50940, 57168, 63520, 67920, 71460, 81504, 95280, 101880, 112351, 114336, 135840, 142920, 190560, 203760, 224702, 285840, 337053, 407520, 449404, 561755, 571680, 674106, 898808, 1011159, 1123510, 1348212, 1685265, 1797616, 2022318, 2247020, 2696424, 3370530, 3595232, 4044636, 4494040, 5055795, 5392848, 6741060, 8089272, 8988080, 10111590, 10785696, 13482120, 16178544, 17976160, 20223180, 26964240, 32357088, 40446360, 53928480, 80892720, 161785440]

約数ペア:

[(1, 161785440), (2, 80892720), (3, 53928480), (4, 40446360), (5, 32357088), (6, 26964240), (8, 20223180), (9, 17976160), (10, 16178544), (12, 13482120), (15, 10785696), (16, 10111590), (18, 8988080), (20, 8089272), (24, 6741060), (30, 5392848), (32, 5055795), (36, 4494040), (40, 4044636), (45, 3595232), (48, 3370530), (60, 2696424), (72, 2247020), (80, 2022318), (90, 1797616), (96, 1685265), (120, 1348212), (144, 1123510), (160, 1011159), (180, 898808), (240, 674106), (283, 571680), (288, 561755), (360, 449404), (397, 407520), (480, 337053), (566, 285840), (720, 224702), (794, 203760), (849, 190560), (1132, 142920), (1191, 135840), (1415, 114336), (1440, 112351), (1588, 101880), (1698, 95280), (1985, 81504), (2264, 71460), (2382, 67920), (2547, 63520), (2830, 57168), (3176, 50940), (3396, 47640), (3573, 45280), (3970, 40752), (4245, 38112), (4528, 35730), (4764, 33960), (5094, 31760), (5660, 28584), (5955, 27168), (6352, 25470), (6792, 23820), (7146, 22640), (7940, 20376), (8490, 19056), (9056, 17865), (9528, 16980), (10188, 15880), (11320, 14292), (11910, 13584), (12704, 12735)]