18475440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3347}}^1$

素因数の和:3386

約数の個数: 80

約数和(自身を含む): 59781888

約数和(自身を除く): 41306448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3347, 5520, 6694, 10041, 13388, 16735, 20082, 26776, 33470, 40164, 50205, 53552, 66940, 76981, 80328, 100410, 133880, 153962, 160656, 200820, 230943, 267760, 307924, 384905, 401640, 461886, 615848, 769810, 803280, 923772, 1154715, 1231696, 1539620, 1847544, 2309430, 3079240, 3695088, 4618860, 6158480, 9237720, 18475440]

約数ペア:

[(1, 18475440), (2, 9237720), (3, 6158480), (4, 4618860), (5, 3695088), (6, 3079240), (8, 2309430), (10, 1847544), (12, 1539620), (15, 1231696), (16, 1154715), (20, 923772), (23, 803280), (24, 769810), (30, 615848), (40, 461886), (46, 401640), (48, 384905), (60, 307924), (69, 267760), (80, 230943), (92, 200820), (115, 160656), (120, 153962), (138, 133880), (184, 100410), (230, 80328), (240, 76981), (276, 66940), (345, 53552), (368, 50205), (460, 40164), (552, 33470), (690, 26776), (920, 20082), (1104, 16735), (1380, 13388), (1840, 10041), (2760, 6694), (3347, 5520)]