90402880

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 112

約数和(自身を含む): 229112064

約数和(自身を除く): 138709184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 142, 160, 173, 184, 230, 284, 320, 346, 355, 368, 460, 568, 692, 710, 736, 865, 920, 1136, 1384, 1420, 1472, 1633, 1730, 1840, 2272, 2768, 2840, 3266, 3460, 3680, 3979, 4544, 5536, 5680, 6532, 6920, 7360, 7958, 8165, 11072, 11360, 12283, 13064, 13840, 15916, 16330, 19895, 22720, 24566, 26128, 27680, 31832, 32660, 39790, 49132, 52256, 55360, 61415, 63664, 65320, 79580, 98264, 104512, 122830, 127328, 130640, 159160, 196528, 245660, 254656, 261280, 282509, 318320, 393056, 491320, 522560, 565018, 636640, 786112, 982640, 1130036, 1273280, 1412545, 1965280, 2260072, 2825090, 3930560, 4520144, 5650180, 9040288, 11300360, 18080576, 22600720, 45201440, 90402880]

約数ペア:

[(1, 90402880), (2, 45201440), (4, 22600720), (5, 18080576), (8, 11300360), (10, 9040288), (16, 5650180), (20, 4520144), (23, 3930560), (32, 2825090), (40, 2260072), (46, 1965280), (64, 1412545), (71, 1273280), (80, 1130036), (92, 982640), (115, 786112), (142, 636640), (160, 565018), (173, 522560), (184, 491320), (230, 393056), (284, 318320), (320, 282509), (346, 261280), (355, 254656), (368, 245660), (460, 196528), (568, 159160), (692, 130640), (710, 127328), (736, 122830), (865, 104512), (920, 98264), (1136, 79580), (1384, 65320), (1420, 63664), (1472, 61415), (1633, 55360), (1730, 52256), (1840, 49132), (2272, 39790), (2768, 32660), (2840, 31832), (3266, 27680), (3460, 26128), (3680, 24566), (3979, 22720), (4544, 19895), (5536, 16330), (5680, 15916), (6532, 13840), (6920, 13064), (7360, 12283), (7958, 11360), (8165, 11072)]