131879520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{91583}}^1$

素因数の和:91604

約数の個数: 72

約数和(自身を含む): 450043776

約数和(自身を除く): 318164256

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, 288, 360, 480, 720, 1440, 91583, 183166, 274749, 366332, 457915, 549498, 732664, 824247, 915830, 1098996, 1373745, 1465328, 1648494, 1831660, 2197992, 2747490, 2930656, 3296988, 3663320, 4121235, 4395984, 5494980, 6593976, 7326640, 8242470, 8791968, 10989960, 13187952, 14653280, 16484940, 21979920, 26375904, 32969880, 43959840, 65939760, 131879520]

約数ペア:

[(1, 131879520), (2, 65939760), (3, 43959840), (4, 32969880), (5, 26375904), (6, 21979920), (8, 16484940), (9, 14653280), (10, 13187952), (12, 10989960), (15, 8791968), (16, 8242470), (18, 7326640), (20, 6593976), (24, 5494980), (30, 4395984), (32, 4121235), (36, 3663320), (40, 3296988), (45, 2930656), (48, 2747490), (60, 2197992), (72, 1831660), (80, 1648494), (90, 1465328), (96, 1373745), (120, 1098996), (144, 915830), (160, 824247), (180, 732664), (240, 549498), (288, 457915), (360, 366332), (480, 274749), (720, 183166), (1440, 91583)]