231081480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{857}}^1$

素因数の和:988

約数の個数: 192

約数和(自身を含む): 867335040

約数和(自身を除く): 636253560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 107, 120, 126, 140, 168, 180, 210, 214, 252, 280, 315, 321, 360, 420, 428, 504, 535, 630, 642, 749, 840, 856, 857, 963, 1070, 1260, 1284, 1498, 1605, 1714, 1926, 2140, 2247, 2520, 2568, 2571, 2996, 3210, 3428, 3745, 3852, 4280, 4285, 4494, 4815, 5142, 5992, 5999, 6420, 6741, 6856, 7490, 7704, 7713, 8570, 8988, 9630, 10284, 11235, 11998, 12840, 12855, 13482, 14980, 15426, 17140, 17976, 17997, 19260, 20568, 22470, 23996, 25710, 26964, 29960, 29995, 30852, 33705, 34280, 35994, 38520, 38565, 44940, 47992, 51420, 53928, 53991, 59990, 61704, 67410, 71988, 77130, 89880, 89985, 91699, 102840, 107982, 119980, 134820, 143976, 154260, 179970, 183398, 215964, 239960, 269640, 269955, 275097, 308520, 359940, 366796, 431928, 458495, 539910, 550194, 641893, 719880, 733592, 825291, 916990, 1079820, 1100388, 1283786, 1375485, 1650582, 1833980, 1925679, 2159640, 2200776, 2567572, 2750970, 3209465, 3301164, 3667960, 3851358, 4126455, 5135144, 5501940, 5777037, 6418930, 6602328, 7702716, 8252910, 9628395, 11003880, 11554074, 12837860, 15405432, 16505820, 19256790, 23108148, 25675720, 28885185, 33011640, 38513580, 46216296, 57770370, 77027160, 115540740, 231081480]

約数ペア:

[(1, 231081480), (2, 115540740), (3, 77027160), (4, 57770370), (5, 46216296), (6, 38513580), (7, 33011640), (8, 28885185), (9, 25675720), (10, 23108148), (12, 19256790), (14, 16505820), (15, 15405432), (18, 12837860), (20, 11554074), (21, 11003880), (24, 9628395), (28, 8252910), (30, 7702716), (35, 6602328), (36, 6418930), (40, 5777037), (42, 5501940), (45, 5135144), (56, 4126455), (60, 3851358), (63, 3667960), (70, 3301164), (72, 3209465), (84, 2750970), (90, 2567572), (105, 2200776), (107, 2159640), (120, 1925679), (126, 1833980), (140, 1650582), (168, 1375485), (180, 1283786), (210, 1100388), (214, 1079820), (252, 916990), (280, 825291), (315, 733592), (321, 719880), (360, 641893), (420, 550194), (428, 539910), (504, 458495), (535, 431928), (630, 366796), (642, 359940), (749, 308520), (840, 275097), (856, 269955), (857, 269640), (963, 239960), (1070, 215964), (1260, 183398), (1284, 179970), (1498, 154260), (1605, 143976), (1714, 134820), (1926, 119980), (2140, 107982), (2247, 102840), (2520, 91699), (2568, 89985), (2571, 89880), (2996, 77130), (3210, 71988), (3428, 67410), (3745, 61704), (3852, 59990), (4280, 53991), (4285, 53928), (4494, 51420), (4815, 47992), (5142, 44940), (5992, 38565), (5999, 38520), (6420, 35994), (6741, 34280), (6856, 33705), (7490, 30852), (7704, 29995), (7713, 29960), (8570, 26964), (8988, 25710), (9630, 23996), (10284, 22470), (11235, 20568), (11998, 19260), (12840, 17997), (12855, 17976), (13482, 17140), (14980, 15426)]