327585680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4261}}^1$

素因数の和:4336

約数の個数: 60

約数和(自身を含む): 787182876

約数和(自身を除く): 459597196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3844, 4261, 4805, 7688, 8522, 9610, 15376, 17044, 19220, 21305, 34088, 38440, 42610, 68176, 76880, 85220, 132091, 170440, 264182, 340880, 528364, 660455, 1056728, 1320910, 2113456, 2641820, 4094821, 5283640, 8189642, 10567280, 16379284, 20474105, 32758568, 40948210, 65517136, 81896420, 163792840, 327585680]

約数ペア:

[(1, 327585680), (2, 163792840), (4, 81896420), (5, 65517136), (8, 40948210), (10, 32758568), (16, 20474105), (20, 16379284), (31, 10567280), (40, 8189642), (62, 5283640), (80, 4094821), (124, 2641820), (155, 2113456), (248, 1320910), (310, 1056728), (496, 660455), (620, 528364), (961, 340880), (1240, 264182), (1922, 170440), (2480, 132091), (3844, 85220), (4261, 76880), (4805, 68176), (7688, 42610), (8522, 38440), (9610, 34088), (15376, 21305), (17044, 19220)]