31234140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{8263}}^1$

素因数の和:8288

約数の個数: 96

約数和(自身を含む): 111068160

約数和(自身を除く): 79834020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 8263, 16526, 24789, 33052, 41315, 49578, 57841, 74367, 82630, 99156, 115682, 123945, 148734, 165260, 173523, 223101, 231364, 247890, 289205, 297468, 347046, 371835, 446202, 495780, 520569, 578410, 694092, 743670, 867615, 892404, 1041138, 1115505, 1156820, 1487340, 1561707, 1735230, 2082276, 2231010, 2602845, 3123414, 3470460, 4462020, 5205690, 6246828, 7808535, 10411380, 15617070, 31234140]

約数ペア:

[(1, 31234140), (2, 15617070), (3, 10411380), (4, 7808535), (5, 6246828), (6, 5205690), (7, 4462020), (9, 3470460), (10, 3123414), (12, 2602845), (14, 2231010), (15, 2082276), (18, 1735230), (20, 1561707), (21, 1487340), (27, 1156820), (28, 1115505), (30, 1041138), (35, 892404), (36, 867615), (42, 743670), (45, 694092), (54, 578410), (60, 520569), (63, 495780), (70, 446202), (84, 371835), (90, 347046), (105, 297468), (108, 289205), (126, 247890), (135, 231364), (140, 223101), (180, 173523), (189, 165260), (210, 148734), (252, 123945), (270, 115682), (315, 99156), (378, 82630), (420, 74367), (540, 57841), (630, 49578), (756, 41315), (945, 33052), (1260, 24789), (1890, 16526), (3780, 8263)]