198573720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71947}}^1$

素因数の和:71984

約数の個数: 64

約数和(自身を含む): 621630720

約数和(自身を除く): 423057000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 71947, 143894, 215841, 287788, 359735, 431682, 575576, 719470, 863364, 1079205, 1438940, 1654781, 1726728, 2158410, 2877880, 3309562, 4316820, 4964343, 6619124, 8273905, 8633640, 9928686, 13238248, 16547810, 19857372, 24821715, 33095620, 39714744, 49643430, 66191240, 99286860, 198573720]

約数ペア:

[(1, 198573720), (2, 99286860), (3, 66191240), (4, 49643430), (5, 39714744), (6, 33095620), (8, 24821715), (10, 19857372), (12, 16547810), (15, 13238248), (20, 9928686), (23, 8633640), (24, 8273905), (30, 6619124), (40, 4964343), (46, 4316820), (60, 3309562), (69, 2877880), (92, 2158410), (115, 1726728), (120, 1654781), (138, 1438940), (184, 1079205), (230, 863364), (276, 719470), (345, 575576), (460, 431682), (552, 359735), (690, 287788), (920, 215841), (1380, 143894), (2760, 71947)]