231291720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19469}}^1$

素因数の和:19500

約数の個数: 128

約数和(自身を含む): 841104000

約数和(自身を除く): 609812280

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, 19469, 38938, 58407, 77876, 97345, 116814, 155752, 175221, 194690, 214159, 233628, 292035, 350442, 389380, 428318, 467256, 525663, 584070, 642477, 700884, 778760, 856636, 876105, 1051326, 1070795, 1168140, 1284954, 1401768, 1713272, 1752210, 1927431, 2102652, 2141590, 2336280, 2569908, 2628315, 3212385, 3504420, 3854862, 4205304, 4283180, 5139816, 5256630, 5782293, 6424770, 7008840, 7709724, 8566360, 9637155, 10513260, 11564586, 12849540, 15419448, 19274310, 21026520, 23129172, 25699080, 28911465, 38548620, 46258344, 57822930, 77097240, 115645860, 231291720]

約数ペア:

[(1, 231291720), (2, 115645860), (3, 77097240), (4, 57822930), (5, 46258344), (6, 38548620), (8, 28911465), (9, 25699080), (10, 23129172), (11, 21026520), (12, 19274310), (15, 15419448), (18, 12849540), (20, 11564586), (22, 10513260), (24, 9637155), (27, 8566360), (30, 7709724), (33, 7008840), (36, 6424770), (40, 5782293), (44, 5256630), (45, 5139816), (54, 4283180), (55, 4205304), (60, 3854862), (66, 3504420), (72, 3212385), (88, 2628315), (90, 2569908), (99, 2336280), (108, 2141590), (110, 2102652), (120, 1927431), (132, 1752210), (135, 1713272), (165, 1401768), (180, 1284954), (198, 1168140), (216, 1070795), (220, 1051326), (264, 876105), (270, 856636), (297, 778760), (330, 700884), (360, 642477), (396, 584070), (440, 525663), (495, 467256), (540, 428318), (594, 389380), (660, 350442), (792, 292035), (990, 233628), (1080, 214159), (1188, 194690), (1320, 175221), (1485, 155752), (1980, 116814), (2376, 97345), (2970, 77876), (3960, 58407), (5940, 38938), (11880, 19469)]