157931640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{569}}^1$

素因数の和:846

約数の個数: 128

約数和(自身を含む): 529416000

約数和(自身を除く): 371484360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 257, 270, 360, 514, 540, 569, 771, 1028, 1080, 1138, 1285, 1542, 1707, 2056, 2276, 2313, 2570, 2845, 3084, 3414, 3855, 4552, 4626, 5121, 5140, 5690, 6168, 6828, 6939, 7710, 8535, 9252, 10242, 10280, 11380, 11565, 13656, 13878, 15363, 15420, 17070, 18504, 20484, 22760, 23130, 25605, 27756, 30726, 30840, 34140, 34695, 40968, 46260, 51210, 55512, 61452, 68280, 69390, 76815, 92520, 102420, 122904, 138780, 146233, 153630, 204840, 277560, 292466, 307260, 438699, 584932, 614520, 731165, 877398, 1169864, 1316097, 1462330, 1754796, 2193495, 2632194, 2924660, 3509592, 3948291, 4386990, 5264388, 5849320, 6580485, 7896582, 8773980, 10528776, 13160970, 15793164, 17547960, 19741455, 26321940, 31586328, 39482910, 52643880, 78965820, 157931640]

約数ペア:

[(1, 157931640), (2, 78965820), (3, 52643880), (4, 39482910), (5, 31586328), (6, 26321940), (8, 19741455), (9, 17547960), (10, 15793164), (12, 13160970), (15, 10528776), (18, 8773980), (20, 7896582), (24, 6580485), (27, 5849320), (30, 5264388), (36, 4386990), (40, 3948291), (45, 3509592), (54, 2924660), (60, 2632194), (72, 2193495), (90, 1754796), (108, 1462330), (120, 1316097), (135, 1169864), (180, 877398), (216, 731165), (257, 614520), (270, 584932), (360, 438699), (514, 307260), (540, 292466), (569, 277560), (771, 204840), (1028, 153630), (1080, 146233), (1138, 138780), (1285, 122904), (1542, 102420), (1707, 92520), (2056, 76815), (2276, 69390), (2313, 68280), (2570, 61452), (2845, 55512), (3084, 51210), (3414, 46260), (3855, 40968), (4552, 34695), (4626, 34140), (5121, 30840), (5140, 30726), (5690, 27756), (6168, 25605), (6828, 23130), (6939, 22760), (7710, 20484), (8535, 18504), (9252, 17070), (10242, 15420), (10280, 15363), (11380, 13878), (11565, 13656)]