29290040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 48124360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 79, 92, 104, 115, 124, 130, 155, 158, 184, 230, 248, 260, 299, 310, 316, 395, 403, 460, 520, 598, 620, 632, 713, 790, 806, 920, 1027, 1196, 1240, 1426, 1495, 1580, 1612, 1817, 2015, 2054, 2392, 2449, 2852, 2990, 3160, 3224, 3565, 3634, 4030, 4108, 4898, 5135, 5704, 5980, 7130, 7268, 8060, 8216, 9085, 9269, 9796, 10270, 11960, 12245, 14260, 14536, 16120, 18170, 18538, 19592, 20540, 23621, 24490, 28520, 31837, 36340, 37076, 41080, 46345, 47242, 48980, 56327, 63674, 72680, 74152, 92690, 94484, 97960, 112654, 118105, 127348, 159185, 185380, 188968, 225308, 236210, 254696, 281635, 318370, 370760, 450616, 472420, 563270, 636740, 732251, 944840, 1126540, 1273480, 1464502, 2253080, 2929004, 3661255, 5858008, 7322510, 14645020, 29290040]

約数ペア:

[(1, 29290040), (2, 14645020), (4, 7322510), (5, 5858008), (8, 3661255), (10, 2929004), (13, 2253080), (20, 1464502), (23, 1273480), (26, 1126540), (31, 944840), (40, 732251), (46, 636740), (52, 563270), (62, 472420), (65, 450616), (79, 370760), (92, 318370), (104, 281635), (115, 254696), (124, 236210), (130, 225308), (155, 188968), (158, 185380), (184, 159185), (230, 127348), (248, 118105), (260, 112654), (299, 97960), (310, 94484), (316, 92690), (395, 74152), (403, 72680), (460, 63674), (520, 56327), (598, 48980), (620, 47242), (632, 46345), (713, 41080), (790, 37076), (806, 36340), (920, 31837), (1027, 28520), (1196, 24490), (1240, 23621), (1426, 20540), (1495, 19592), (1580, 18538), (1612, 18170), (1817, 16120), (2015, 14536), (2054, 14260), (2392, 12245), (2449, 11960), (2852, 10270), (2990, 9796), (3160, 9269), (3224, 9085), (3565, 8216), (3634, 8060), (4030, 7268), (4108, 7130), (4898, 5980), (5135, 5704)]