731320920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61559}}^1$

素因数の和:61590

約数の個数: 128

約数和(自身を含む): 2659392000

約数和(自身を除く): 1928071080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 61559, 123118, 184677, 246236, 307795, 369354, 492472, 554031, 615590, 677149, 738708, 923385, 1108062, 1231180, 1354298, 1477416, 1662093, 1846770, 2031447, 2216124, 2462360, 2708596, 2770155, 3324186, 3385745, 3693540, 4062894, 4432248, 5417192, 5540310, 6094341, 6648372, 6771490, 7387080, 8125788, 8310465, 10157235, 11080620, 12188682, 13296744, 13542980, 16251576, 16620930, 18283023, 20314470, 22161240, 24377364, 27085960, 30471705, 33241860, 36566046, 40628940, 48754728, 60943410, 66483720, 73132092, 81257880, 91415115, 121886820, 146264184, 182830230, 243773640, 365660460, 731320920]

約数ペア:

[(1, 731320920), (2, 365660460), (3, 243773640), (4, 182830230), (5, 146264184), (6, 121886820), (8, 91415115), (9, 81257880), (10, 73132092), (11, 66483720), (12, 60943410), (15, 48754728), (18, 40628940), (20, 36566046), (22, 33241860), (24, 30471705), (27, 27085960), (30, 24377364), (33, 22161240), (36, 20314470), (40, 18283023), (44, 16620930), (45, 16251576), (54, 13542980), (55, 13296744), (60, 12188682), (66, 11080620), (72, 10157235), (88, 8310465), (90, 8125788), (99, 7387080), (108, 6771490), (110, 6648372), (120, 6094341), (132, 5540310), (135, 5417192), (165, 4432248), (180, 4062894), (198, 3693540), (216, 3385745), (220, 3324186), (264, 2770155), (270, 2708596), (297, 2462360), (330, 2216124), (360, 2031447), (396, 1846770), (440, 1662093), (495, 1477416), (540, 1354298), (594, 1231180), (660, 1108062), (792, 923385), (990, 738708), (1080, 677149), (1188, 615590), (1320, 554031), (1485, 492472), (1980, 369354), (2376, 307795), (2970, 246236), (3960, 184677), (5940, 123118), (11880, 61559)]